DD139894A5 - Regelschaltung fuer das ventil einer kaelteanlage - Google Patents

Regelschaltung fuer das ventil einer kaelteanlage Download PDF

Info

Publication number: DD139894A5
Authority: DD; German Democratic Republic
Prior art keywords: amplifier; control circuit; temperature; valve; resistor
Prior art date: 1977-11-03

Application number

DD78208816A

Other languages

German (de)

English (en)

Inventor

Jakob S Jakobsen

Original Assignee

Danfoss As

Priority date (The priority date 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 date listed.)

1977-11-03

Filing date

1978-11-01

Publication date

1980-01-23

1978-11-01 Application filed by Danfoss As filed Critical Danfoss As

1980-01-23 Publication of DD139894A5 publication Critical patent/DD139894A5/de

Links

238000005057 refrigeration Methods 0.000 claims description 18
238000010438 heat treatment Methods 0.000 claims description 13
238000001816 cooling Methods 0.000 claims description 7
239000003990 capacitor Substances 0.000 claims description 5
239000007788 liquid Substances 0.000 claims description 5
230000001105 regulatory effect Effects 0.000 claims description 2
239000003507 refrigerant Substances 0.000 description 5
230000001419 dependent effect Effects 0.000 description 4
230000010354 integration Effects 0.000 description 4
230000006978 adaptation Effects 0.000 description 2
239000003570 air Substances 0.000 description 2
239000012080 ambient air Substances 0.000 description 2
239000002775 capsule Substances 0.000 description 2
238000010586 diagram Methods 0.000 description 2
238000013021 overheating Methods 0.000 description 2
230000003321 amplification Effects 0.000 description 1
230000002051 biphasic effect Effects 0.000 description 1
239000011521 glass Substances 0.000 description 1
238000009413 insulation Methods 0.000 description 1
239000007791 liquid phase Substances 0.000 description 1
239000012528 membrane Substances 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000003199 nucleic acid amplification method Methods 0.000 description 1
239000012071 phase Substances 0.000 description 1
230000002441 reversible effect Effects 0.000 description 1
239000000523 sample Substances 0.000 description 1
238000007789 sealing Methods 0.000 description 1
239000012808 vapor phase Substances 0.000 description 1

Classifications

- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/1919—Control of temperature characterised by the use of electric means characterised by the type of controller
- G05D23/1921—Control of temperature characterised by the use of electric means characterised by the type of controller using a thermal motor

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Automation & Control Theory (AREA)
Control Of Temperature (AREA)
Temperature-Responsive Valves (AREA)
Devices That Are Associated With Refrigeration Equipment (AREA)

DD78208816A 1977-11-03 1978-11-01 Regelschaltung fuer das ventil einer kaelteanlage DD139894A5 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2749240A DE2749240C3 (de)	1977-11-03	1977-11-03	Regelvorrichtung für das Ventil einer Kälteanlage

Publications (1)

Publication Number	Publication Date
DD139894A5 true DD139894A5 (de)	1980-01-23

Family

ID=6022938

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DD78208816A DD139894A5 (de)	1977-11-03	1978-11-01	Regelschaltung fuer das ventil einer kaelteanlage

Country Status (12)

Country	Link
US (1)	US4347976A (da)
JP (1)	JPS589910B2 (da)
AU (1)	AU522996B2 (da)
CA (1)	CA1139398A (da)
CH (1)	CH634401A5 (da)
DD (1)	DD139894A5 (da)
DE (1)	DE2749240C3 (da)
DK (1)	DK145765C (da)
FR (1)	FR2408102A1 (da)
GB (1)	GB2009457B (da)
IT (1)	IT1160904B (da)
SE (1)	SE437425B (da)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2749249C3 (de) *	1977-11-03	1980-09-11	Danfoss A/S, Nordborg (Daenemark)	Ventil für Kälteanlagen
US4689968A (en) *	1986-03-21	1987-09-01	Danfoss A/S	Actuator means for the control of a refrigeration system expansion valve
US4824073A (en) *	1986-09-24	1989-04-25	Stanford University	Integrated, microminiature electric to fluidic valve
US4943032A (en) *	1986-09-24	1990-07-24	Stanford University	Integrated, microminiature electric to fluidic valve and pressure/flow regulator
US4966646A (en) *	1986-09-24	1990-10-30	Board Of Trustees Of Leland Stanford University	Method of making an integrated, microminiature electric-to-fluidic valve
US4821997A (en) *	1986-09-24	1989-04-18	The Board Of Trustees Of The Leland Stanford Junior University	Integrated, microminiature electric-to-fluidic valve and pressure/flow regulator
US5074629A (en) *	1988-10-26	1991-12-24	Stanford University	Integrated variable focal length lens and its applications
EP0981710A4 (en) *	1997-05-21	2003-08-13	Redwood Microsystems Inc	LOW POWER THERMOPNEUMATIC MICRO VALVE
JP3828995B2 (ja) *	1997-07-09	2006-10-04	Ｓｍｃ株式会社	バルブ装置の制御方法および回路
US6160243A (en) *	1998-09-25	2000-12-12	Redwood Microsystems, Inc.	Apparatus and method for controlling fluid in a micromachined boiler
JP2000121508A (ja) *	1998-10-15	2000-04-28	Tlv Co Ltd	電源を内蔵するモニタリング・システム
US20050056799A1 (en) *	2003-09-11	2005-03-17	Malone Steven J.	Valves having a thermostatic actuator controlled by a peltier device
US7088160B2 (en) *	2004-04-08	2006-08-08	Infineon Technologies Ag	Circuit arrangement for regulating a parameter of an electrical signal
DE102006057131B3 (de) *	2006-12-01	2007-12-27	Otto Egelhof Gmbh & Co. Kg	Thermostatisches Expansionsventil für Kälte- beziehungsweise Wärmepumpenkreisläufe mit thermisch gesteuerter Sicherheitsfunktion

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2501372A (en) *	1947-06-27	1950-03-21	Us Rubber Co	Wire fabric tire casing
US3168805A (en) *	1963-05-03	1965-02-09	American Radiator & Standard	Thermal power element
US3324674A (en) *	1966-01-03	1967-06-13	Texas Instruments Inc	Refrigeration control apparatus
US3478534A (en) *	1967-08-11	1969-11-18	Controls Co Of America	Thermistor controlled refrigeration expansion valve
US3500634A (en) *	1968-01-02	1970-03-17	Texas Instruments Inc	Control system and actuator used therein
US3465962A (en) *	1968-03-29	1969-09-09	Garrett Corp	Electro-pneumatically controlled air conditioning system
US3577743A (en) *	1969-06-10	1971-05-04	Vilter Manufacturing Corp	Control for refrigeration systems
DE1935187B2 (de) *	1969-07-11	1979-07-12	Centra-Buerkle Gmbh & Co, 7036 Schoenaich	Regelvorrichtung für Heizungsanlagen o.dgl
US3860169A (en) *	1973-11-07	1975-01-14	Powers Regulators Company	Ambient temperature control system
US4067203A (en) *	1976-09-07	1978-01-10	Emerson Electric Co.	Control system for maximizing the efficiency of an evaporator coil
US4096993A (en) *	1977-01-21	1978-06-27	Emerson Electric Co.	Compensated control valve

1977
- 1977-11-03 DE DE2749240A patent/DE2749240C3/de not_active Expired
1978
- 1978-10-12 CH CH1058478A patent/CH634401A5/de not_active IP Right Cessation
- 1978-10-30 CA CA000314721A patent/CA1139398A/en not_active Expired
- 1978-10-30 DK DK481978A patent/DK145765C/da not_active IP Right Cessation
- 1978-11-01 JP JP53133811A patent/JPS589910B2/ja not_active Expired
- 1978-11-01 DD DD78208816A patent/DD139894A5/de not_active IP Right Cessation
- 1978-11-02 IT IT69513/78A patent/IT1160904B/it active
- 1978-11-02 SE SE7811361A patent/SE437425B/sv not_active IP Right Cessation
- 1978-11-02 AU AU41286/78A patent/AU522996B2/en not_active Expired
- 1978-11-02 GB GB7842961A patent/GB2009457B/en not_active Expired
- 1978-11-03 FR FR7831217A patent/FR2408102A1/fr active Granted
1980
- 1980-04-17 US US06/148,152 patent/US4347976A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
CA1139398A (en)	1983-01-11
US4347976A (en)	1982-09-07
FR2408102A1 (fr)	1979-06-01
DK145765B (da)	1983-02-21
DE2749240C3 (de)	1980-09-11
SE437425B (sv)	1985-02-25
IT1160904B (it)	1987-03-11
DE2749240B2 (de)	1980-01-10
GB2009457B (en)	1982-06-09
JPS5474547A (en)	1979-06-14
AU522996B2 (en)	1982-07-08
FR2408102B1 (da)	1983-05-06
DK145765C (da)	1983-08-15
DE2749240A1 (de)	1979-05-10
SE7811361L (sv)	1979-05-04
JPS589910B2 (ja)	1983-02-23
CH634401A5 (de)	1983-01-31
AU4128678A (en)	1979-05-17
DK481978A (da)	1979-05-04
GB2009457A (en)	1979-06-13
IT7869513A0 (it)	1978-11-02

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Legal Events

Date	Code	Title	Description
1995-08-31	ENJ	Ceased due to non-payment of renewal fee