EP1055862B1 - Gasfüllanlage für Behälter - Google Patents

Gasfüllanlage für Behälter Download PDF

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Publication number
EP1055862B1
EP1055862B1 EP00400532A EP00400532A EP1055862B1 EP 1055862 B1 EP1055862 B1 EP 1055862B1 EP 00400532 A EP00400532 A EP 00400532A EP 00400532 A EP00400532 A EP 00400532A EP 1055862 B1 EP1055862 B1 EP 1055862B1
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EP
European Patent Office
Prior art keywords
valves
valve
network
filling
control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP00400532A
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English (en)
French (fr)
Other versions
EP1055862A1 (de
Inventor
Philippe Deck
Jean-Philippe Dhalluin
Christophe Knapik
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
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Publication of EP1055862A1 publication Critical patent/EP1055862A1/de
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Publication of EP1055862B1 publication Critical patent/EP1055862B1/de
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
    • F17C5/002—Automated filling apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/10—Mixing gases with gases
    • B01F23/19—Mixing systems, i.e. flow charts or diagrams; Arrangements, e.g. comprising controlling means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0323—Valves
    • F17C2205/0326—Valves electrically actuated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/05—Vessel or content identifications, e.g. labels
    • F17C2205/054—Vessel or content identifications, e.g. labels by bar codes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/01—Pure fluids
    • F17C2221/011—Oxygen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/01—Pure fluids
    • F17C2221/014—Nitrogen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/01—Pure fluids
    • F17C2221/018—Acetylene
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/03—Mixtures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0107—Single phase
    • F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
    • F17C2223/036—Very high pressure (>80 bar)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/03—Control means
    • F17C2250/032—Control means using computers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/04—Indicating or measuring of parameters as input values
    • F17C2250/0404—Parameters indicated or measured
    • F17C2250/0439—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/04—Indicating or measuring of parameters as input values
    • F17C2250/0404—Parameters indicated or measured
    • F17C2250/0447—Composition; Humidity
    • F17C2250/046—Humidity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/04—Indicating or measuring of parameters as input values
    • F17C2250/0486—Indicating or measuring characterised by the location
    • F17C2250/0491—Parameters measured at or inside the vessel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/06—Controlling or regulating of parameters as output values
    • F17C2250/0605—Parameters
    • F17C2250/0626—Pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/06—Controlling or regulating of parameters as output values
    • F17C2250/0605—Parameters
    • F17C2250/0636—Flow or movement of content
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2270/00—Applications
    • F17C2270/02—Applications for medical applications
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2270/00—Applications
    • F17C2270/05—Applications for industrial use
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2270/00—Applications
    • F17C2270/05—Applications for industrial use
    • F17C2270/059—Mass bottling, e.g. merry belts

Definitions

  • Pure gases or gas mixtures are commonly packaged in bottles or frames carrying a batch of bottles. These are filled in a filling installation and then transported to the site of use of the gas.
  • the filling installations conventionally comprise a network of valves making it possible to selectively connect to the volume of packaging to fill a set of sources of feed gas. .
  • valves To ensure filling of the conditioning volume with a gas satisfying a given specification, it is common for the opening and closing of the valves to be entrusted to an operator. It opens and closes the various valves, at specific times, and following a determined sequence. The operation of such an installation therefore requires the continued presence of an experienced operator who determines the sequence of operations.
  • control unit is adapted to receive, as input, the specification of the gas to be introduced into the volume. conditioning.
  • the information entered consists in particular of the composition in mass, or pressure of the various bodies constituting the gas.
  • the information entered in the control unit is the expected result of the filling operation.
  • the document FR-A-2713105 describes an installation for filling a tank with a gas mixture.
  • This installation comprises a computer controlling the cyclic opening and closing of valves arranged between the reservoir and pressurized gas sources.
  • the computer receives as setpoint the composition expected for the mixture. It is adapted to determine and implement a control cycle of the different valves to obtain the desired mixture.
  • JP-2675633 discloses a bottle filling plant comprising a plurality of gas sources that can selectively supply the bottles under the control of a control unit. The operating steps of the control unit and the variables entered are not described.
  • the document DE 36 37 925 A1 discloses a bottle filling plant according to the preamble of claim 1 of the present application.
  • the documents US 5,901,758 and US 4,582,100 describe bottle filling installations comprising a plurality of gas sources that can selectively supply the bottles under the control of a control unit.
  • the aim of the invention is to provide a simple filling installation which makes it possible to standardize and standardize the filling installations used on several sites, thus facilitating filling of the packaging volumes, while improving the reproducibility and reliability of the packaging operations of the packaging. gas.
  • the installation according to the invention comprises the characteristics of the characterizing part of claim 1.
  • the installation represented on the figure 1 comprises, like any filling installation according to the invention, an assembly 10 of feed gas sources and a network 12 of controlled valves, selectively connecting the output of each source of feed gas, to a set 14 of fittings constituting connection points for packaging bottles. It further comprises a control unit 16 for controlling the valve network 12.
  • oxygen storage 18 and nitrogen storage 20 are provided at the inlet of the valve network 12. These gas sources are connected to a main supply line 22 through controlled valves. 24 and 26.
  • the main supply line 22 is connected to an outlet 28 by means of a controlled valve 30.
  • a vacuum pump 32 is connected to the main supply line 22 via a controlled valve 34.
  • valves 24, 26, 30, 34 for selectively connecting the main supply line 22 to a gas source, to the venting outlet 28 or to the vacuum pump 32, are controlled from the steering unit 16.
  • a supply pressure sensor 36 is mounted on the main supply line 22. This pressure sensor is connected to the control unit 16.
  • the main supply line 22 is connected to a main distribution line 28 via a shutoff valve 40 and a control valve 42. These two valves 40, 42 are connected in parallel and are controlled from the control unit 16. They ensure the adjustment of the filling rate of the bottles
  • pressure sensors 44A, 44B, 44C respectively having measuring ranges of 300 bar, 40 bar and 5 bar. These pressure sensors are connected to the control unit 16 in order to communicate therewith the pressure in the distribution line 38.
  • the set of points 14 for connecting the bottles are distributed along three ramps 46, 48, 50.
  • Each ramp generally comprises sixteen connection points, each adapted for connecting a 50-liter bottle.
  • the ramps 46, 48, 50 are connected in parallel to the distribution line 38 via a controlled shutoff valve 52, 54, 56 specific to each ramp. These valves are connected for their control to the control unit 16.
  • an infrared probe 58 for measuring the temperature is provided in the vicinity of the ramp 50.
  • the probe 58 is connected to the control unit 16. It is adapted to be applied to a bottle and to measure the filling temperature. of this bottle.
  • the temperature measured by the probe 58 allows the control unit 16 to correct the target pressures as a function of temperature, in order to ensure that the bottles are filled to a desired pressure under standardized temperature conditions.
  • control unit 16 comprises input means 60 of a recipe for filling a batch of sixteen bottles with a mixture of gases whose nature conforms to a given specification.
  • Each recipe consists of a sequence of successive procedures.
  • Each procedure describes an elementary task that can be implemented by the set of valves under the control of the control unit 16.
  • Each procedure is characterized by the designation of a valve, and information relating to the control mode of the operation.
  • this information comprises first of all the mode of actuation of the valve, the setpoint to be reached which conditions the shutdown of the actuation of the valve, the tolerance applicable to the setpoint in percentage and the delay of wait in seconds between the completion of the actuation of a valve and the beginning of the actuation of the next valve.
  • the recipes are established manually by retranscribing with the formalism defined above, the successive elementary steps implemented by an operator.
  • the recipes are established by information processing means receiving as input the desired characteristics for the gas filling the bottles.
  • the information processing means determine the sequence of procedures constituting the recipe.
  • This recipe is stored on a support allowing its subsequent implementation by an installation according to the invention.
  • the control unit 16 is for example made of an industrial computer or a programmable controller implementing a suitable program.
  • the input means 60 of a recipe comprise for example a barcode reader.
  • the recipes are presented on a physical medium, such as a sheet of paper in the form of a succession of barcodes.
  • Each bar code advantageously corresponds to a procedure of the recipe.
  • the recipes are stored on magnetic media, such as floppy disks.
  • the input means 60 then comprise a reader adapted to the magnetic medium.
  • the input means 60 comprise a connection to a local data transfer network, allowing the sending of recipes from a remote station to the control unit 16.
  • control unit 16 comprises means 62 for processing the successive procedures constituting the entered recipe. These are adapted to control the network of valves 12 for the sequential implementation of the elementary tasks described in the sequence of procedures constituting the recipe. Each of the controlled valves is connected to the processing means 62.
  • the means 62 for processing the procedures include a delay adapted to delay, from a determined waiting time, the implementation of the following elementary task, after the end of the actuation of the valve designated in the current procedure.
  • the control unit 16 further comprises means 64 for collecting measurements made by the various sensors of the installation. These collection means are connected to the means 62 for processing the successive procedures so that they put an end to the actuation of a selected valve when the measurement made by a sensor reaches a set value.
  • Table 1 describes as an example the recipe for filling sixteen bottles of a volume of 50 liters with medical oxygen under a pressure of 201 bar absolute at 15 ° C with ⁇ 15%.
  • the recipe presented here has six procedures each described by one line of the table.
  • the first procedure implemented consists in venting the bottles by opening the venting valve 30, in order to ensure that the pressure is lowered to a minimum. at a pressure of 1.5 bar absolute ⁇ 20%. Once this pressure is reached, the vent valve 30 is closed. After a waiting time of one second, the vacuum valve 34 is open to ensure a decrease in pressure to a setpoint of 0.20 bar absolute ⁇ 20%. After this pressure has been reached and after a waiting time of one second, the oxygen supply valve 24 is opened to ensure a pressure increase of the bottles to a pressure of 5 bar absolute. ⁇ 20%.
  • the vent valve 30 is opened until the pressure in the distribution line 38 reaches a set pressure value equal to 1.5 bar absolute ⁇ 20 %.
  • the dispensing line 38 is evacuated by opening the evacuation valve 34 until the pressure drops to a set pressure of 0.2 bar absolute ⁇ 20%.
  • the oxygen supply valve 24 is then reopened until the pressure in the distribution line 38 and thus in the bottles reaches 201 bars absolute ⁇ 5%.
  • each ramp is connected in parallel to the output of the network of valves 12 through a clean valve 52, 54, 56.
  • a batch of sixteen bottles is filled on one of the ramps
  • another batch to fill is installed on a second ramp
  • a third batch of bottles, previously filled is detached from the third ramp.
  • the shutoff valve associated with this ramp is open, while the valves of other ramps are kept closed, which allows the intervention on the bottles.
  • the shutoff valve 40 connected in parallel with the control valve 42 ensures a bypass of the gas flow when the gas flow is at a maximum, the control valve then being inoperative. On the other hand, for small flows, to be regulated with precision, the bypass valve 40 is closed and most of the flow passes through the regulating valve 42.
  • the filling plant of the figure 2 is intended for the conditioning of compressed gas mixtures according to the pressure corrected by the temperature and the weighing of a pilot bottle.
  • a bypass 70 to which is connected a pilot bottle 72.
  • This bottle is connected to the end of a hose 74.
  • the bypass 70 comprises a control valve 76 and a bypass valve 78 mounted in shunt. These valves 76 and 78 are controlled by the control unit 16.
  • a scale 80 is provided to ensure continuous weighing of the pilot bottle 72.
  • the balance 80 is connected to the control unit 16.
  • the temperature probe 58 is offset in the immediate vicinity of the pilot bottle 72, in order to determine the temperature of the gas contained therein.
  • Table 2 describes, by way of example, the recipe for filling sixteen bottles of a volume of 50 liters with a mixture of medical air consisting of 20% oxygen and 80% nitrogen with a difference of 5% under a pressure of 201 bars absolute.
  • ⁇ u> TABLE 2 ⁇ / u> Valve Fashion order Classroom Waiting Venting Get off at (bara) 1.50 20.00 1 Empty Get off at (bara) 0.20 20.00 1 Nitrogen Go up to (bara) 5.00 20.00 9 Venting Get off at (bara) 1.50 20.00 1 Empty Get off at (bara) 0.20 20.00 1 Oxygen Add mass (kg) 2633 5.00 4 Nitrogen Add mass (kg) 9294 5.00 End
  • the recipe presented here has seven procedures each described by a table line.
  • the first procedure implemented consists in carrying out a ventilation of bottles by opening the vent valve 30 to ensure a decrease in pressure to a pressure of 1.5 bar absolute ⁇ 20%. Once this pressure is reached, the vent valve 30 is closed. After a waiting time of one second, the vacuum valve 34 is open to ensure a decrease in pressure to a setpoint of 0.20 bar absolute ⁇ 20%. After this pressure has been reached and after a waiting time of one second, the nitrogen inlet valve 26 is opened to ensure a pressure increase of the bottles to a pressure of 5 bar absolute. ⁇ 20%.
  • the vent valve 30 is opened until the pressure in the distribution line 38 reaches a set pressure value equal to 1.5 bar absolute ⁇ 20 %.
  • the distribution line 38 is evacuated by opening the evacuation valve 34 until the pressure drops to a set pressure of 0.2 bar absolute ⁇ 20%.
  • the oxygen supply valve 24 is then opened until the mass of the pilot bottle 72, determined by the balance 80, reaches 2.633 kg ⁇ 5%.
  • the nitrogen inlet valve 26 is opened until the mass of one of the bottles reaches 9.294 kg ⁇ 5%.
  • the filling plant of the figure 3 is intended for the conditioning of compressed gas mixtures according to the pressure corrected by the temperature and the weighing of the entire batch of bottles to be packaged.
  • the installation comprises a single packaging ramp 100 to which is connected all of the sixteen bottles 102 of a batch to be filled.
  • the conditioning ramp 100 is connected by a hose 104 to the main supply line 22.
  • a control valve 106 connected in parallel with a shutoff valve 108.
  • the valves 106 and 108 are connected to each other. for their control to the control unit 16.
  • the pressure sensors 44A, 44B, 44C are mounted directly on the packaging ramp 100.
  • a scale 110 adapted to continuously weigh all the bottles 102 of the batch to be packaged is connected to the control unit 16.
  • the temperature sensor 58 is offset in the immediate vicinity of the batch of bottles 102.
  • the presence of the hose 104 allows the result of the weighing performed by the balance 110 is not influenced by the rigidity of the packaging ramp 100, since the latter is floating and is supported only by the bottles 102.
  • FIG. 4 there is shown a filling installation for the compressed gas mixture conditioning regulated according to the pressure corrected by the temperature and by weighing of one of the bottles of the batch to be conditioned.
  • the installation of the figure 4 is substantially analogous to that of the figure 1 .
  • It further comprises a scale 120 adapted to weigh one, denoted 122, bottles connected to the filling ramp 50.
  • the balance 120 is connected to the control unit 16.
  • the temperature sensor 58 is applied to the bottle 122.
  • the installation is substantially similar to that of the figure 1 .
  • bypass 40 and control valves 42 are suppressed.
  • the valves 24 and 26, provided at the outlet of the gas sources 18 and 20, are replaced by proportional valves 130, 132, controlled by the control unit 16.
  • upstream of the proportional valves 130, 132 pressure sensors 134, 136 are provided which are connected to the control unit 16 in order to communicate the pressures of the feed gases.
  • the feed gas flow rate is regulated not between the main feed pipe 22 and the distribution pipe 38, but directly at the outlet of the gas sources 18 and Through the proportional valves 130, 132.
  • the facilities of figures 4 and 5 operate by implementing a recipe consisting of procedures defining the sequence of opening and closing of the valves according to the comparison of the measurements collected by the sensors with the instructions defined in the procedures.
  • the installation of the figure 6 not covered by the subject of the claims is intended for the conditioning of liquefied gas regulated by the weighing of the liquefied gas, with rinsing bottles.
  • the rinsing operations are done in pressure corrected by the temperature.
  • a phase of conditioning a gas comprises an initial step of rinsing the bottle followed by a filling step itself.
  • the recipe defines a first rinsing step and then a second filling step, the rinsing and filling steps each consisting of a sequence of procedures.
  • figure 6 not covered by the subject of the claims comprises three filling stations 200A, 200B, 200C identical and connected in parallel.
  • Each filling station has its own valve network 202A, 202B, 202C.
  • the valves of each network have their output connected to a pipe 204A, 204B, 204C intended for the connection of a bottle to be filled.
  • These ducts are each provided with a pressure sensor 206A, 206B, 206C connected to the control unit 16.
  • Each valve network 202A, 202B, 202C comprises a vacuum valve 210 for selectively connecting the bottles to a common vacuum pump 212.
  • each valve network includes a valve 214 controlling a set-up output. air 216.
  • a valve 218 for controlling the feed gas is provided in each valve network. Upstream of the supply gas valves 218 is mounted a common control valve 220 disposed at the outlet of a source 222 of filling gas, such as liquid CO 2 . A pressure sensor 224, connected to the control unit 16, is provided at the outlet of the filling gas source 222.
  • each valve network comprises a flushing valve 226 controlling the connection of each bottle with a common source of flushing gas 228.
  • each valve network comprises an analysis valve 230 ensuring the selective connection of the bottle with a common moisture analyzer 232, the latter being connected to the control unit 16.
  • Balances 234A, 234B, 234C are provided at each filling station to ensure continuous weighing of the bottles.
  • the initial rinsing and filling steps are performed under the control of the control unit by implementing for each step a succession of elementary tasks each defined by a procedure.
  • It comprises a source of solvent 300 such as acetone supplying, via a proportional valve 302, a distribution line 304.
  • a pressure sensor 305 is provided downstream of the source of solvent 300.
  • the distribution pipe 304 comprises two branches, each supplying a bottle to be filled, through a stop valve 306, 308.
  • a pressure sensor 310, 312 is mounted at the outlet of the corresponding stop valve. .
  • a balance 314, 316 is provided for the weighing of each bottle, during its charging.
  • the valves 302, 306, 308 are controlled by the control unit 16 and the sensors 308, 310, 312 and the scales 314, 316 are connected to this same control unit.
  • Two control bottles 320 are provided with temperature probes 322. One is placed inside a room while the other is placed outside the room. Depending on the bottles to be redosed, and in particular their previous storage location, namely inside a room or outside, one or the other of the control bottles 320 is used as a reference temperature during redosing.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Claims (8)

  1. Anlage zum Füllen mindestens eines Behälters mit Gas, dessen Beschaffenheit einer gegebenen Spezifizierung entspricht, die aufweist:
    - eine Gruppe von Speisegasquellen (18, 20; 222, 228; 300);
    - mindestens einen Verbindungsanschluss (14) des oder jedes Behälters;
    - ein Netz (12; 202A, 202B, 202C) von gesteuerten Ventilen, die den Ausgang jeder Speisegasquelle über eine Hauptspeiseleitung (22) und dann eine Hauptverteilungsleitung (38) selektiv mit dem oder jedem Anschluss (14) verbinden, wobei die Speisegasquellen mit der Hauptspeiseleitung (22) über gesteuerte Ventile (24) und (26) verbunden sind, wobei die Speiseleitung (22) mit einem Belüftungsausgang (28) über ein gesteuertes Ventil (30) verbunden ist, wobei eine Vakuumpumpe (32) mittels eines gesteuerten Ventils (34) an die Hauptspeiseleitung (22) angeschlossen ist; und
    - eine Einheit (16) zum Steuern des Netzes von Ventilen, die geeignet ist, um den Zustand der Ventile zum Füllen des oder jedes Behälters mit einem Gas entsprechend der gegebenen Spezifizierung zu steuern;
    wobei die Steuereinheit (16) Mittel (60) für die Eingabe einer Rezeptur aufweist, die aus einer Folge von Prozeduren besteht, wobei jede Prozedur eine Elementaraufgabe beschreibt, die von dem Netz von Ventilen unter der Steuerung durch die Steuereinheit (16) angewendet werden kann,
    wobei die Steuereinheit (16) Mittel (62) zur Verarbeitung der die Rezeptur bildenden aufeinanderfolgenden Prozeduren aufweist, wobei die Mittel (62) geeignet sind, um das Netz von Ventilen (12) für die sequentielle Anwendung der Elementaraufgaben zu steuern, die nacheinander in der die Rezeptur bildenden Folge von Prozeduren beschrieben sind,
    dadurch gekennzeichnet, dass die Hauptspeiseleitung (22) mit der Hauptverteilungsleitung (38) über ein Absperrventil (40) und ein Regelventil (42) verbunden ist, wobei diese zwei Ventile (40, 42) parallelgeschaltet sind und ausgehend von der Steuereinheit (16) gesteuert werden.
  2. Anlage nach Anspruch 1, dadurch gekennzeichnet, dass jede Prozedur die Bezeichnung eines einzigen Ventils, das im Netz (12) von Ventilen bei der Anwendung der entsprechenden Elementaraufgabe gesteuert werden soll, und Informationen bezüglich der Betätigungsart des Ventils aufweist.
  3. Anlage nach Anspruch 2, dadurch gekennzeichnet, dass die Informationen bezüglich der Betätigungsart jedes Ventils einen Sollwert enthalten, dass die Anlage eine Gruppe von Messfühlern (36, 44A, 44B, 44C, 58; 80; 110; 120; 134, 136; 206A, 206B, 206C, 224, 234A, 234B, 234C; 305, 310, 312, 314, 316) aufweist, die geeignet sind, um Messungen am Füllzustand des oder jedes Behälters durchzuführen, und dass die Verarbeitungsmittel (62) geeignet sind, um die Betätigung des Ventils zu beenden, wenn die durchgeführte Messung den entsprechenden Sollwert erreicht.
  4. Anlage nach Anspruch 3, dadurch gekennzeichnet, dass die Gruppe von Sensoren mindestens einen von einem Messfühler (58) zur Messung der Temperatur des Gases in mindestens einem Behälter, einer Waage (80; 110; 120; 234A, 234B, 234C; 314, 316) zum Wiegen mindestens eines Behälters, einem Druckaufnehmer (44A, 44B, 44C), der vor mindestens einem Behälter angeordnet ist, und einem Feuchtigkeitssensor (232) aufweist, der hinter mindestens einem Behälter angeordnet ist.
  5. Anlage nach einem der Ansprüche 2, 3 oder 4, dadurch gekennzeichnet, dass die Informationen bezüglich der Betätigungsart des Ventils eine Wartezeit enthalten, und dass die Verarbeitungsmittel (62) eine geeignete Verzögerung aufweisen, um die Anwendung der folgenden Elementaraufgabe nach dem Ende der Betätigung des in der laufenden Prozedur bezeichneten Ventils um die Wartezeit zeitlich zu verschieben.
  6. Füllanlage nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass sie eine Vakuumpumpe (32) aufweist, und das Netz von Ventilen (12) Mittel aufweist, um die Vakuumpumpe (32) selektiv mit dem oder jedem Anschluss (14) unter der Steuerung durch die Steuereinheit (16) zu verbinden, die eine Elementaraufgabe der Vakuumerzeugung anwendet, die in der die Rezeptur bildenden Folge von Prozeduren beschrieben ist.
  7. Anlage nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das Netz von Ventilen (12) Mittel aufweist, um den Belüftungsausgang (28) selektiv mit dem oder jedem Anschluss (14) unter der Steuerung durch die Steuereinheit (16) zu verbinden, die eine Elementaraufgabe der Belüftung anwendet, die in der die Rezeptur bildenden Folge von Prozeduren beschrieben ist.
  8. Anlage nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass sie mindestens zwei Gruppen von Anschlüssen (46, 48, 50) zur Verbindung von Behälter aufweist, wobei die Gruppen von Anschlüssen (14) mit dem Ausgang des Netzes von Ventilen (12) über ein Absperrventil (52, 54, 56) parallel verbunden sind, das jeder Gruppe von Anschlüssen eigen ist.
EP00400532A 1999-05-26 2000-02-28 Gasfüllanlage für Behälter Expired - Lifetime EP1055862B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9906651 1999-05-26
FR9906651A FR2794216B1 (fr) 1999-05-26 1999-05-26 Installation de remplissage d'un volume de conditionnement avec du gaz

Publications (2)

Publication Number Publication Date
EP1055862A1 EP1055862A1 (de) 2000-11-29
EP1055862B1 true EP1055862B1 (de) 2008-10-29

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US (1) US6182713B1 (de)
EP (1) EP1055862B1 (de)
JP (1) JP2000337596A (de)
AT (1) ATE412848T1 (de)
AU (1) AU780042B2 (de)
CA (1) CA2290284C (de)
DE (1) DE60040632D1 (de)
FR (1) FR2794216B1 (de)
ZA (1) ZA997294B (de)

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FR2884592B1 (fr) * 2005-04-13 2007-08-03 Air Liquide Procede de controle du remplissage de bouteilles de gaz
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JP2008261406A (ja) * 2007-04-11 2008-10-30 Nippon Tansan Gas Co Ltd ガス充填方法
FR2915798B1 (fr) * 2007-05-03 2010-04-30 Taema Procede de pilotage d'un manometre electronique et manometre correspondant
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Publication number Publication date
ZA997294B (en) 2000-05-29
DE60040632D1 (de) 2008-12-11
CA2290284C (en) 2007-09-04
FR2794216A1 (fr) 2000-12-01
FR2794216B1 (fr) 2001-08-03
JP2000337596A (ja) 2000-12-05
AU780042B2 (en) 2005-02-24
EP1055862A1 (de) 2000-11-29
ATE412848T1 (de) 2008-11-15
US6182713B1 (en) 2001-02-06
AU6172599A (en) 2000-11-30
CA2290284A1 (en) 2000-11-26

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