DE69917577D1 - Differentielles Öldrucksteuergerät und Verfahren - Google Patents

Differentielles Öldrucksteuergerät und Verfahren

Info

Publication number
DE69917577D1
DE69917577D1 DE69917577T DE69917577T DE69917577D1 DE 69917577 D1 DE69917577 D1 DE 69917577D1 DE 69917577 T DE69917577 T DE 69917577T DE 69917577 T DE69917577 T DE 69917577T DE 69917577 D1 DE69917577 D1 DE 69917577D1
Authority
DE
Germany
Prior art keywords
control device
pressure control
oil pressure
differential oil
differential
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
DE69917577T
Other languages
English (en)
Other versions
DE69917577T2 (de
Inventor
Mitchell R Rowlette
Mark A Eifler
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.)
Sensata Technologies Massachusetts Inc
Original Assignee
Texas Instruments 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
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Application granted granted Critical
Publication of DE69917577D1 publication Critical patent/DE69917577D1/de
Publication of DE69917577T2 publication Critical patent/DE69917577T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
    • G05B23/0286—Modifications to the monitored process, e.g. stopping operation or adapting control
    • G05B23/0291—Switching into safety or degraded mode, e.g. protection and supervision after failure
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B9/00—Safety arrangements
    • G05B9/02—Safety arrangements electric

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
DE69917577T 1998-12-21 1999-12-21 Differentielles Öldrucksteuergerät und Verfahren Expired - Lifetime DE69917577T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11323598P 1998-12-21 1998-12-21
US113235P 1998-12-21

Publications (2)

Publication Number Publication Date
DE69917577D1 true DE69917577D1 (de) 2004-07-01
DE69917577T2 DE69917577T2 (de) 2005-06-09

Family

ID=22348318

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69917577T Expired - Lifetime DE69917577T2 (de) 1998-12-21 1999-12-21 Differentielles Öldrucksteuergerät und Verfahren

Country Status (3)

Country Link
US (1) US6237420B1 (de)
EP (1) EP1014243B1 (de)
DE (1) DE69917577T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002048984A1 (en) * 2000-12-13 2002-06-20 Antron Engineering & Machine Co., Inc. Oil tank sight glass monitor
BE1015717A3 (nl) * 2003-10-15 2005-07-05 Atlas Copco Airpower Nv Verbeterde watergeinjecteerde schroefcompressor.
US20080041081A1 (en) 2006-08-15 2008-02-21 Bristol Compressors, Inc. System and method for compressor capacity modulation in a heat pump
US8672642B2 (en) * 2008-06-29 2014-03-18 Bristol Compressors International, Inc. System and method for starting a compressor
US8601828B2 (en) * 2009-04-29 2013-12-10 Bristol Compressors International, Inc. Capacity control systems and methods for a compressor
JP6377659B2 (ja) * 2016-03-11 2018-08-22 株式会社東芝 半導体装置及びその制御方法
CN107899277B (zh) * 2017-11-18 2021-05-04 襄垣县树元电器有限公司 压滤机水泵接板自动拉板装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3682574A (en) 1970-10-06 1972-08-08 Westinghouse Air Brake Co Low oil pressure control system for compressors
US3705499A (en) 1971-09-23 1972-12-12 Carrier Corp Oil dilution control
US3965692A (en) 1974-11-15 1976-06-29 Friedrich Refrigerators Inc. Refrigeration control circuit
US5067326A (en) 1979-07-31 1991-11-26 Alsenz Richard H Method and apparatus for controlling capacity of a multiple-stage cooling system
US4510547A (en) 1982-11-12 1985-04-09 Johnson Service Company Multi-purpose compressor controller
JPS63177684U (de) 1987-05-07 1988-11-17
US4990057A (en) 1989-05-03 1991-02-05 Johnson Service Company Electronic control for monitoring status of a compressor
US5201186A (en) 1991-07-11 1993-04-13 Thermo King Corporation Method of operating a transport refrigeration unit
AUPM630094A0 (en) 1994-06-17 1994-07-14 Refrigerant Monitoring Systems Pty Ltd Oil level control device
US5724821A (en) 1996-06-28 1998-03-10 Carrier Corporation Compressor oil pressure control method

Also Published As

Publication number Publication date
EP1014243B1 (de) 2004-05-26
DE69917577T2 (de) 2005-06-09
EP1014243A1 (de) 2000-06-28
US6237420B1 (en) 2001-05-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SENSATA TECHNOLOGIES, INC. (N.D.GES.D. STAATES DEL

8327 Change in the person/name/address of the patent owner

Owner name: SENSATA TECHNOLOGIES MASSAUSETTS,INC. (N. D. G, US