CA2089339C - Systeme de regulation de la pressurisation pour les laboratoires a niveau confinement eleve - Google Patents

Systeme de regulation de la pressurisation pour les laboratoires a niveau confinement eleve Download PDF

Info

Publication number: CA2089339C
Authority: CA; Canada
Prior art keywords: air flow; level; pressure; space; offset
Prior art date: 1992-02-11
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 - Fee Related

Application number

CA 2089339

Other languages

English (en)

Other versions

CA2089339A1 (fr

Inventor

Manfred L. Belusa

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.)

BELNOR HOLDINGS Inc

Original Assignee

BELNOR HOLDINGS Inc

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.)

1992-02-11

Filing date

1993-02-11

Publication date

2002-03-12

1993-02-11 Application filed by BELNOR HOLDINGS Inc filed Critical BELNOR HOLDINGS Inc

1993-08-12 Publication of CA2089339A1 publication Critical patent/CA2089339A1/fr

2002-03-12 Application granted granted Critical

2002-03-12 Publication of CA2089339C publication Critical patent/CA2089339C/fr

2013-02-11 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

238000000034 method Methods 0.000 claims abstract description 20
230000004044 response Effects 0.000 claims abstract description 14
230000008859 change Effects 0.000 claims abstract description 8
230000002159 abnormal effect Effects 0.000 claims description 5
230000001419 dependent effect Effects 0.000 claims description 3
230000004888 barrier function Effects 0.000 abstract description 3
238000009423 ventilation Methods 0.000 description 17
239000003517 fume Substances 0.000 description 9
238000011160 research Methods 0.000 description 5
241000233805 Phoenix Species 0.000 description 4
230000008901 benefit Effects 0.000 description 4
239000003795 chemical substances by application Substances 0.000 description 4
230000001934 delay Effects 0.000 description 4
230000000694 effects Effects 0.000 description 4
239000000126 substance Substances 0.000 description 4
230000009471 action Effects 0.000 description 3
239000000356 contaminant Substances 0.000 description 3
238000013461 design Methods 0.000 description 3
238000010438 heat treatment Methods 0.000 description 3
230000009467 reduction Effects 0.000 description 3
238000012935 Averaging Methods 0.000 description 2
238000004378 air conditioning Methods 0.000 description 2
230000000721 bacterilogical effect Effects 0.000 description 2
238000001816 cooling Methods 0.000 description 2
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238000013016 damping Methods 0.000 description 2
238000010790 dilution Methods 0.000 description 2
239000012895 dilution Substances 0.000 description 2
238000004880 explosion Methods 0.000 description 2
230000008595 infiltration Effects 0.000 description 2
238000001764 infiltration Methods 0.000 description 2
239000000463 material Substances 0.000 description 2
238000005259 measurement Methods 0.000 description 2
230000010355 oscillation Effects 0.000 description 2
240000005369 Alstonia scholaris Species 0.000 description 1
238000013459 approach Methods 0.000 description 1
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238000012937 correction Methods 0.000 description 1
230000001186 cumulative effect Effects 0.000 description 1
230000002498 deadly effect Effects 0.000 description 1
238000005202 decontamination Methods 0.000 description 1
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230000009977 dual effect Effects 0.000 description 1
238000001914 filtration Methods 0.000 description 1
238000007667 floating Methods 0.000 description 1
239000000383 hazardous chemical Substances 0.000 description 1
238000009434 installation Methods 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
238000012354 overpressurization Methods 0.000 description 1
230000000737 periodic effect Effects 0.000 description 1
231100000614 poison Toxicity 0.000 description 1
238000012545 processing Methods 0.000 description 1
238000005070 sampling Methods 0.000 description 1
230000001932 seasonal effect Effects 0.000 description 1
230000001954 sterilising effect Effects 0.000 description 1
238000004659 sterilization and disinfection Methods 0.000 description 1
231100000331 toxic Toxicity 0.000 description 1
230000002588 toxic effect Effects 0.000 description 1
239000003440 toxic substance Substances 0.000 description 1
230000001052 transient effect Effects 0.000 description 1

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/0001—Control or safety arrangements for ventilation
- F24F2011/0002—Control or safety arrangements for ventilation for admittance of outside air
- F24F2011/0004—Control or safety arrangements for ventilation for admittance of outside air to create overpressure in a room

Landscapes

Control Of Non-Electrical Variables (AREA)
Ventilation (AREA)

CA 2089339 1992-02-11 1993-02-11 Systeme de regulation de la pressurisation pour les laboratoires a niveau confinement eleve Expired - Fee Related CA2089339C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US83369092A	1992-02-11	1992-02-11
US07/833,690		1992-02-11

Publications (2)

Publication Number	Publication Date
CA2089339A1 CA2089339A1 (fr)	1993-08-12
CA2089339C true CA2089339C (fr)	2002-03-12

Family

ID=25265035

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2089339 Expired - Fee Related CA2089339C (fr)	1992-02-11	1993-02-11	Systeme de regulation de la pressurisation pour les laboratoires a niveau confinement eleve

Country Status (1)

Country	Link
CA (1)	CA2089339C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6033302A (en) *	1997-11-07	2000-03-07	Siemens Building Technologies, Inc.	Room pressure control apparatus having feedforward and feedback control and method

1993
- 1993-02-11 CA CA 2089339 patent/CA2089339C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CA2089339A1 (fr)	1993-08-12

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Legal Events

Date	Code	Title	Description
1998-01-21	EEER	Examination request
2011-02-11	MKLA	Lapsed