|
US3826917A
(en)
*
|
1973-05-16 |
1974-07-30 |
Rockwell International Corp |
Reverse magnetic inspection method
|
|
US3872286A
(en)
*
|
1973-10-12 |
1975-03-18 |
Westinghouse Electric Corp |
Control system and method for limiting power demand of an industrial plant
|
|
US4106097A
(en)
*
|
1977-04-28 |
1978-08-08 |
Westinghouse Electric Corp. |
Energy conservation control method
|
|
US4210957A
(en)
*
|
1978-05-08 |
1980-07-01 |
Honeywell Inc. |
Operating optimization for plural parallel connected chillers
|
|
US5265434A
(en)
*
|
1979-07-31 |
1993-11-30 |
Alsenz Richard H |
Method and apparatus for controlling capacity of a multiple-stage cooling system
|
|
US4951475A
(en)
*
|
1979-07-31 |
1990-08-28 |
Altech Controls Corp. |
Method and apparatus for controlling capacity of a multiple-stage cooling system
|
|
US4679404A
(en)
*
|
1979-07-31 |
1987-07-14 |
Alsenz Richard H |
Temperature responsive compressor pressure control apparatus and method
|
|
US4612776A
(en)
*
|
1979-07-31 |
1986-09-23 |
Alsenz Richard H |
Method and apparatus for controlling capacity of a multiple-stage cooling system
|
|
US4526513A
(en)
*
|
1980-07-18 |
1985-07-02 |
Acco Industries Inc. |
Method and apparatus for control of pipeline compressors
|
|
JPS5744787A
(en)
*
|
1980-08-20 |
1982-03-13 |
Kobe Steel Ltd |
Method for controlling number of rotary displacement type compressor in operation
|
|
US4463574A
(en)
*
|
1982-03-15 |
1984-08-07 |
Honeywell Inc. |
Optimized selection of dissimilar chillers
|
|
US4483152A
(en)
*
|
1983-07-18 |
1984-11-20 |
Butler Manufacturing Company |
Multiple chiller control method
|
|
US4646534A
(en)
*
|
1985-07-15 |
1987-03-03 |
Earl Russell |
Means for refrigeration speed control
|
|
US4686834A
(en)
*
|
1986-06-09 |
1987-08-18 |
American Standard Inc. |
Centrifugal compressor controller for minimizing power consumption while avoiding surge
|
|
JPS62299658A
(ja)
*
|
1986-06-19 |
1987-12-26 |
三洋電機株式会社 |
冷凍装置の運転制御方法
|
|
JP2664740B2
(ja)
*
|
1988-09-30 |
1997-10-22 |
株式会社東芝 |
空気調和機
|
|
JPH0359350A
(ja)
*
|
1989-07-28 |
1991-03-14 |
Toshiba Corp |
空気調和機
|
|
JPH0820136B2
(ja)
*
|
1990-01-24 |
1996-03-04 |
株式会社日立製作所 |
水冷却装置
|
|
US5160080A
(en)
*
|
1990-10-01 |
1992-11-03 |
General Electric Company |
Gas turbine engine and method of operation for providing increased output shaft horsepower
|
|
US5222370A
(en)
*
|
1992-01-17 |
1993-06-29 |
Carrier Corporation |
Automatic chiller stopping sequence
|
|
US5306116A
(en)
*
|
1992-04-10 |
1994-04-26 |
Ingersoll-Rand Company |
Surge control and recovery for a centrifugal compressor
|
|
US5343384A
(en)
*
|
1992-10-13 |
1994-08-30 |
Ingersoll-Rand Company |
Method and apparatus for controlling a system of compressors to achieve load sharing
|
|
US5309727A
(en)
*
|
1993-05-07 |
1994-05-10 |
Carrier Corporation |
Reactive control for discrete chiller units
|
|
US5327742A
(en)
*
|
1993-05-07 |
1994-07-12 |
Carrier Corporation |
Hierarchial control for discrete chiller units
|
|
US5301513A
(en)
*
|
1993-05-07 |
1994-04-12 |
Carrier Corporation |
Monitoring and control of chiller units
|
|
JPH06323648A
(ja)
*
|
1993-05-19 |
1994-11-25 |
Hitachi Ltd |
冷凍装置
|
|
US5537830A
(en)
*
|
1994-11-28 |
1996-07-23 |
American Standard Inc. |
Control method and appartus for a centrifugal chiller using a variable speed impeller motor drive
|
|
JPH08249002A
(ja)
*
|
1995-03-15 |
1996-09-27 |
Toshiba Corp |
空気圧縮機の運転制御方法およびその運転制御装置
|
|
US5535814A
(en)
*
|
1995-09-22 |
1996-07-16 |
Hartman; Thomas B. |
Self-balancing variable air volume heating and cooling system
|
|
US5743715A
(en)
*
|
1995-10-20 |
1998-04-28 |
Compressor Controls Corporation |
Method and apparatus for load balancing among multiple compressors
|
|
US5600960A
(en)
*
|
1995-11-28 |
1997-02-11 |
American Standard Inc. |
Near optimization of cooling tower condenser water
|
|
US6079626A
(en)
*
|
1996-01-16 |
2000-06-27 |
Hartman; Thomas B. |
Terminal unit with active diffuser
|
|
US5725148A
(en)
*
|
1996-01-16 |
1998-03-10 |
Hartman; Thomas B. |
Individual workspace environmental control
|
|
US5743714A
(en)
*
|
1996-04-03 |
1998-04-28 |
Dmitry Drob |
Method and apparatus for minimum work control optimization of multicompressor stations
|
|
US5911127A
(en)
*
|
1997-06-05 |
1999-06-08 |
Carrier Corporation |
Prediction of chiller compressor motor overheating
|
|
US5845509A
(en)
*
|
1997-09-26 |
1998-12-08 |
Shaw; David N. |
Variable speed parallel centrifugal compressors for HVAC and refrigeration systems
|
|
US5946926A
(en)
*
|
1998-04-07 |
1999-09-07 |
Hartman; Thomas B. |
Variable flow chilled fluid cooling system
|
|
US6257007B1
(en)
*
|
1998-11-19 |
2001-07-10 |
Thomas Hartman |
Method of control of cooling system condenser fans and cooling tower fans and pumps
|
|
US6142740A
(en)
*
|
1998-11-25 |
2000-11-07 |
Ingersoll-Rand Company |
Compression system having means for sequencing operation of compressors
|
|
US6352106B1
(en)
*
|
1999-05-07 |
2002-03-05 |
Thomas B. Hartman |
High-efficiency pumping and distribution system incorporating a self-balancing, modulating control valve
|
|
US6185946B1
(en)
*
|
1999-05-07 |
2001-02-13 |
Thomas B. Hartman |
System for sequencing chillers in a loop cooling plant and other systems that employ all variable-speed units
|
|
EP1069314A1
(de)
*
|
1999-07-16 |
2001-01-17 |
Abb Research Ltd. |
Regelung einer Kompressoreinheit
|
|
US6769258B2
(en)
*
|
1999-08-06 |
2004-08-03 |
Tom L. Pierson |
System for staged chilling of inlet air for gas turbines
|
|
US6532754B2
(en)
*
|
2001-04-25 |
2003-03-18 |
American Standard International Inc. |
Method of optimizing and rating a variable speed chiller for operation at part load
|
|
US6540148B1
(en)
*
|
2001-07-27 |
2003-04-01 |
Johnson Controls Technology Company |
Method and apparatus for sequencing multistage systems of known relative capacities
|
|
US6602057B2
(en)
*
|
2001-10-01 |
2003-08-05 |
Dresser-Rand Company |
Management and optimization of load sharing between multiple compressor trains for controlling a main process gas variable
|
|
US6718779B1
(en)
*
|
2001-12-11 |
2004-04-13 |
William R. Henry |
Method to optimize chiller plant operation
|
|
US6557361B1
(en)
*
|
2002-03-26 |
2003-05-06 |
Praxair Technology Inc. |
Method for operating a cascade refrigeration system
|
|
US6666042B1
(en)
*
|
2002-07-01 |
2003-12-23 |
American Standard International Inc. |
Sequencing of variable primary flow chiller system
|
|
US6938433B2
(en)
*
|
2002-08-02 |
2005-09-06 |
Hewlett-Packard Development Company, Lp. |
Cooling system with evaporators distributed in series
|
|
US6792765B2
(en)
*
|
2002-08-23 |
2004-09-21 |
Frank L. Domnick |
Chilling system and method
|
|
US6826917B1
(en)
|
2003-08-01 |
2004-12-07 |
York International Corporation |
Initial pull down control for a multiple compressor refrigeration system
|
|
US7028768B2
(en)
*
|
2003-08-20 |
2006-04-18 |
Itt Manufacturing Enterprises, Inc. |
Fluid heat exchange control system
|
|
JP2005282896A
(ja)
*
|
2004-03-29 |
2005-10-13 |
Sanyo Electric Co Ltd |
冷凍機
|
|
US7094019B1
(en)
*
|
2004-05-17 |
2006-08-22 |
Continuous Control Solutions, Inc. |
System and method of surge limit control for turbo compressors
|
|
US20060216159A1
(en)
*
|
2005-03-22 |
2006-09-28 |
Sridharan Raghavachari |
Multiple compressor control system
|
|
JP2006284058A
(ja)
*
|
2005-03-31 |
2006-10-19 |
Mitsubishi Heavy Ind Ltd |
空気調和装置およびその制御方法
|
|
US8826680B2
(en)
*
|
2005-12-28 |
2014-09-09 |
Johnson Controls Technology Company |
Pressure ratio unload logic for a compressor
|
|
JP4651627B2
(ja)
*
|
2007-01-19 |
2011-03-16 |
三菱電機株式会社 |
冷凍空調装置
|
|
EP2132607B1
(en)
*
|
2007-03-12 |
2012-10-17 |
Emerson Process Management Power & Water Solutions, Inc. |
Use of statistical analysis in power plant performance monitoring
|
|
US7762081B2
(en)
*
|
2007-07-25 |
2010-07-27 |
Honeywell International Inc. |
Compressor inlet guide vane de-ice control system and method
|
|
KR101470862B1
(ko)
*
|
2007-10-31 |
2014-12-09 |
존슨 컨트롤스 테크놀러지 컴퍼니 |
가스 압축 시스템 및 이의 용량 조절 방법
|
|
US7856834B2
(en)
*
|
2008-02-20 |
2010-12-28 |
Trane International Inc. |
Centrifugal compressor assembly and method
|
|
JP5495499B2
(ja)
*
|
2008-02-27 |
2014-05-21 |
三菱重工業株式会社 |
ターボ冷凍機および冷凍システムならびにこれらの制御方法
|