FR2257953B1 - - Google Patents

Info

Publication number
FR2257953B1
FR2257953B1 FR7436742A FR7436742A FR2257953B1 FR 2257953 B1 FR2257953 B1 FR 2257953B1 FR 7436742 A FR7436742 A FR 7436742A FR 7436742 A FR7436742 A FR 7436742A FR 2257953 B1 FR2257953 B1 FR 2257953B1
Authority
FR
France
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
Application number
FR7436742A
Other languages
French (fr)
Other versions
FR2257953A1 (en
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 US05/413,278 external-priority patent/US4031372A/en
Priority claimed from US413271A external-priority patent/US3898441A/en
Priority claimed from US05/413,275 external-priority patent/US4029952A/en
Priority claimed from US413277A external-priority patent/US3875384A/en
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of FR2257953A1 publication Critical patent/FR2257953A1/fr
Application granted granted Critical
Publication of FR2257953B1 publication Critical patent/FR2257953B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
    • G06F11/2038—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant with a single idle spare processing component
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
    • F01K7/16—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
    • F01K7/22—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type the turbines having inter-stage steam heating
    • F01K7/24—Control or safety means specially adapted therefor
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/2097—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements maintaining the standby controller/processing unit updated
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
    • G06F11/2023—Failover techniques
FR7436742A 1973-11-06 1974-11-05 Expired FR2257953B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US05/413,278 US4031372A (en) 1973-11-06 1973-11-06 System for manually or automatically transferring control between computers without power generation disturbance in an electric power plant or steam turbine operated by a multiple computer control system
US413271A US3898441A (en) 1973-11-06 1973-11-06 Multiple computer system for operating a power plant turbine with manual backup capability
US05/413,275 US4029952A (en) 1973-11-06 1973-11-06 Electric power plant having a multiple computer system for redundant control of turbine and steam generator operation
US413277A US3875384A (en) 1973-11-06 1973-11-06 Protection system for transferring turbine and steam generator operation to a backup mode especially adapted for multiple computer electric power plant control systems

Publications (2)

Publication Number Publication Date
FR2257953A1 FR2257953A1 (en) 1975-08-08
FR2257953B1 true FR2257953B1 (en) 1979-10-19

Family

ID=27503619

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7436742A Expired FR2257953B1 (en) 1973-11-06 1974-11-05

Country Status (7)

Country Link
JP (1) JPS5074718A (en)
CH (1) CH601848A5 (en)
DE (1) DE2452168A1 (en)
FR (1) FR2257953B1 (en)
GB (1) GB1486199A (en)
IT (1) IT1025442B (en)
SE (1) SE422118B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4509143A (en) * 1980-01-14 1985-04-02 Mitsubishi Denki Kabushiki Kaisha Computer control system for selecting a desired control program from a plurality of control programs

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5140776B2 (en) * 1971-10-22 1976-11-05

Also Published As

Publication number Publication date
SE7413954L (en) 1975-07-10
GB1486199A (en) 1977-09-21
JPS5074718A (en) 1975-06-19
FR2257953A1 (en) 1975-08-08
SE422118B (en) 1982-02-15
IT1025442B (en) 1978-08-10
DE2452168A1 (en) 1975-08-21
CH601848A5 (en) 1978-07-14

Similar Documents

Publication Publication Date Title
AR201758A1 (en)
AU476761B2 (en)
AU465372B2 (en)
AR201235Q (en)
AR201231Q (en)
AU474593B2 (en)
AU474511B2 (en)
AU474838B2 (en)
AU465453B2 (en)
AU471343B2 (en)
AU465434B2 (en)
AU450229B2 (en)
AU476714B2 (en)
AR201229Q (en)
AU466283B2 (en)
AU476696B2 (en)
AU472848B2 (en)
AR199451A1 (en)
AU477823B2 (en)
AR195311A1 (en)
AU471461B2 (en)
AR200885A1 (en)
AR200256A1 (en)
AR210729A1 (en)
AR195948A1 (en)

Legal Events

Date Code Title Description
ST Notification of lapse