AT342336B - ELECTRONIC CALCULATOR - Google Patents

ELECTRONIC CALCULATOR

Info

Publication number
AT342336B
AT342336B AT626474A AT626474A AT342336B AT 342336 B AT342336 B AT 342336B AT 626474 A AT626474 A AT 626474A AT 626474 A AT626474 A AT 626474A AT 342336 B AT342336 B AT 342336B
Authority
AT
Austria
Prior art keywords
electronic calculator
calculator
electronic
Prior art date
Application number
AT626474A
Other languages
German (de)
Other versions
ATA626474A (en
Inventor
Peter G Dipl Ing Dr Techn Dull
Original Assignee
Setron Erzeugung Elektronische
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 Setron Erzeugung Elektronische filed Critical Setron Erzeugung Elektronische
Priority to AT405176A priority Critical patent/AT343943B/en
Priority to AT626474A priority patent/AT342336B/en
Priority to CH916675A priority patent/CH600319A5/xx
Priority to SE7508139A priority patent/SE7508139L/en
Priority to DE19752531922 priority patent/DE2531922A1/en
Priority to FR7523024A priority patent/FR2281015A1/en
Publication of ATA626474A publication Critical patent/ATA626474A/en
Application granted granted Critical
Publication of AT342336B publication Critical patent/AT342336B/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K17/00—Measuring quantity of heat
    • G01K17/06—Measuring quantity of heat conveyed by flowing media, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device
    • G01K17/08—Measuring quantity of heat conveyed by flowing media, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device based upon measurement of temperature difference or of a temperature
    • G01K17/10—Measuring quantity of heat conveyed by flowing media, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device based upon measurement of temperature difference or of a temperature between an inlet and an outlet point, combined with measurement of rate of flow of the medium if such, by integration during a certain time-interval
    • G01K17/12—Indicating product of flow and temperature difference directly or temperature
    • G01K17/16—Indicating product of flow and temperature difference directly or temperature using electrical or magnetic means for both measurements

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Measuring Volume Flow (AREA)
AT626474A 1974-07-31 1974-07-31 ELECTRONIC CALCULATOR AT342336B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
AT405176A AT343943B (en) 1974-07-31 1974-07-31 ANALOG FREQUENCY CONVERTER FOR THE FORMATION OF A TEMPERATURE DIFFERENCE PROPORTIONAL FREQUENCY
AT626474A AT342336B (en) 1974-07-31 1974-07-31 ELECTRONIC CALCULATOR
CH916675A CH600319A5 (en) 1974-07-31 1975-07-14
SE7508139A SE7508139L (en) 1974-07-31 1975-07-16 VERMEFLODESMETARE
DE19752531922 DE2531922A1 (en) 1974-07-31 1975-07-17 ELECTRONIC CALCULATOR FOR HEAT METERING SYSTEMS
FR7523024A FR2281015A1 (en) 1974-07-31 1975-07-23 Electronic calculator for heat metering systems - has stage generating pulses in accordance with volume flow of medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT626474A AT342336B (en) 1974-07-31 1974-07-31 ELECTRONIC CALCULATOR

Publications (2)

Publication Number Publication Date
ATA626474A ATA626474A (en) 1977-07-15
AT342336B true AT342336B (en) 1978-03-28

Family

ID=3584533

Family Applications (1)

Application Number Title Priority Date Filing Date
AT626474A AT342336B (en) 1974-07-31 1974-07-31 ELECTRONIC CALCULATOR

Country Status (5)

Country Link
AT (1) AT342336B (en)
CH (1) CH600319A5 (en)
DE (1) DE2531922A1 (en)
FR (1) FR2281015A1 (en)
SE (1) SE7508139L (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0103150A1 (en) * 1982-09-08 1984-03-21 Tecova-Ag Method of measuring the flow velocity of a fluid and device for carrying out this method

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4224825A (en) * 1978-10-12 1980-09-30 Wilgood Corporation Heat meters
DE3022829A1 (en) * 1979-03-29 1982-01-07 Johannes Schultz Electrical measurement of thermal load consumption - using clock measurement chain extending range of quartz oscillator sensors
US4388003A (en) * 1981-04-29 1983-06-14 Wilgood Corporation Heat-meter and flow-meter apparatus
EP1484583A1 (en) * 2003-05-20 2004-12-08 A.T.C.T. Advanced Thermal Chips Technologies Ltd. Flow velocity measurement method and apparatus, including applications thereof for measuring heat flow, and wind velocity and/or direction

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0103150A1 (en) * 1982-09-08 1984-03-21 Tecova-Ag Method of measuring the flow velocity of a fluid and device for carrying out this method

Also Published As

Publication number Publication date
CH600319A5 (en) 1978-06-15
SE7508139L (en) 1976-02-02
ATA626474A (en) 1977-07-15
FR2281015B1 (en) 1977-12-16
DE2531922A1 (en) 1976-02-19
FR2281015A1 (en) 1976-02-27

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee