CA2790989A1 - Contournement automatique d'un variateur de frequence - Google Patents

Contournement automatique d'un variateur de frequence Download PDF

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Publication number
CA2790989A1
CA2790989A1 CA2790989A CA2790989A CA2790989A1 CA 2790989 A1 CA2790989 A1 CA 2790989A1 CA 2790989 A CA2790989 A CA 2790989A CA 2790989 A CA2790989 A CA 2790989A CA 2790989 A1 CA2790989 A1 CA 2790989A1
Authority
CA
Canada
Prior art keywords
bypass
blower
recited
airflow
controller
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.)
Granted
Application number
CA2790989A
Other languages
English (en)
Other versions
CA2790989C (fr
Inventor
Harold Gene Havard, Jr.
Der-Kai Hung
Stephen A. Walter
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.)
Lennox Industries Inc
Original Assignee
Lennox Industries 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.)
Filing date
Publication date
Priority claimed from US13/332,778 external-priority patent/US8779698B2/en
Application filed by Lennox Industries Inc filed Critical Lennox Industries Inc
Priority to CA3065907A priority Critical patent/CA3065907C/fr
Publication of CA2790989A1 publication Critical patent/CA2790989A1/fr
Application granted granted Critical
Publication of CA2790989C publication Critical patent/CA2790989C/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Landscapes

  • Control Of Electric Motors In General (AREA)
  • Air Conditioning Control Device (AREA)
CA2790989A 2011-10-05 2012-09-27 Contournement automatique d'un variateur de frequence Active CA2790989C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA3065907A CA3065907C (fr) 2011-10-05 2012-09-27 Contournement automatique d'un variateur de frequence

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201161543709P 2011-10-05 2011-10-05
US61/543,709 2011-10-05
US13/332,778 2011-12-21
US13/332,778 US8779698B2 (en) 2011-10-05 2011-12-21 Automatic variable speed motor drive bypass

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA3065907A Division CA3065907C (fr) 2011-10-05 2012-09-27 Contournement automatique d'un variateur de frequence

Publications (2)

Publication Number Publication Date
CA2790989A1 true CA2790989A1 (fr) 2013-04-05
CA2790989C CA2790989C (fr) 2020-03-10

Family

ID=48040623

Family Applications (2)

Application Number Title Priority Date Filing Date
CA3065907A Active CA3065907C (fr) 2011-10-05 2012-09-27 Contournement automatique d'un variateur de frequence
CA2790989A Active CA2790989C (fr) 2011-10-05 2012-09-27 Contournement automatique d'un variateur de frequence

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CA3065907A Active CA3065907C (fr) 2011-10-05 2012-09-27 Contournement automatique d'un variateur de frequence

Country Status (1)

Country Link
CA (2) CA3065907C (fr)

Also Published As

Publication number Publication date
CA3065907C (fr) 2021-12-28
CA3065907A1 (fr) 2013-04-05
CA2790989C (fr) 2020-03-10

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Effective date: 20170829