SU567808A1 - Electric thermometer for monitoring thr temperature of ore body - Google Patents

Electric thermometer for monitoring thr temperature of ore body

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Publication number
SU567808A1
SU567808A1 SU7201804292A SU1804292A SU567808A1 SU 567808 A1 SU567808 A1 SU 567808A1 SU 7201804292 A SU7201804292 A SU 7201804292A SU 1804292 A SU1804292 A SU 1804292A SU 567808 A1 SU567808 A1 SU 567808A1
Authority
SU
USSR - Soviet Union
Prior art keywords
temperature
thr
monitoring
ore body
electric thermometer
Prior art date
Application number
SU7201804292A
Other languages
Russian (ru)
Inventor
Владимир Степанович Цветков
Original Assignee
Научно-Исследовательский И Проектный Институт Медной Промышленности
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 Научно-Исследовательский И Проектный Институт Медной Промышленности filed Critical Научно-Исследовательский И Проектный Институт Медной Промышленности
Priority to SU7201804292A priority Critical patent/SU567808A1/en
Application granted granted Critical
Publication of SU567808A1 publication Critical patent/SU567808A1/en

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  • Measuring Temperature Or Quantity Of Heat (AREA)

Description

54) ЭЛЕКТРИЧЕСКИЙ ТЕРМОМЕТР ДЛЯ ИЗМЕРЕНИЯ ТЕМПЕРАТУРЫ PyZiHOrO ТЕЛА54) ELECTRIC THERMOMETER FOR MEASURING THE PyZiHOrO BODY TEMPERATURE

1one

Иаобретеии. -гмоситс  к устройствам дп  измерени  и копчроп  температуры, которые могут быть использованы дп  измерени  температуры в буровых скважинах.Ioboboreeii. - gomit to dp measurement devices and temperature drift, which can be used dp temperature measurement in boreholes.

Известны эпектрические термометры дл  5 измерени  температуры рудного тепа l|, 2, содержащие измеритепьную мостовую схему с рабочим и компенсационным термистерами источник питани , измеритепьный бпок, полупроводниковые эпементы и репе.ЮElectro-thermometers are known for measuring ore heat temperature l |, 2, containing a measuring bridge circuit with a working and compensating thermisters power supply, measure the power supply, semiconductor epements, and turn signals.

Их испопьзование не эффективно из-за нелинейности и нестабильности характеристик во времени, ппохой повтор емости резупьтатов измерений и необходимости индивидуагЕЬной градуировки.15Their use is not effective due to the nonlinearity and instability of the characteristics over time, due to the repetition of measurement results and the need for individual calibration 15.

Известен также эпектрический термометр дп  измерени  температуры рудного тепа 3 содержащий измерительную мостовую схему с рабочим и компенсационным термисторами, источник питани , измеритепьный бпок со 20 стрепочным индикатором и коммутатор.Also known is an electric thermometer dp for measuring ore heat temperature 3 containing a measuring bridge circuit with operating and compensating thermistors, a power source, measure the bpoc with a 20 streamer indicator, and a switch.

С цепью повышени  точности измерени  путем пиквидации пол ризации термисторов, рабошй и компенсационный термисторы включены в ппечи мостовой схемы, каждый 25With a circuit for improving measurement accuracy by picking up the polarization of thermistors, the working and compensating thermistors are included in the bridge circuit presses, each 25

через пары переключающихс  контактов ком мутатора, выполненного в виде мультивифатора с выходными реле.through a pair of switching contacts of a switch made in the form of a multivifator with output relays.

На чертеже представлена принципиальна  схема предлагаемого термометра.The drawing shows a schematic diagram of the proposed thermometer.

Электрический термометр состоит из Т&э- мерительной мостовой схемы 1, балансного усилител  2 посто нного тока стрелочного индикатора 3, мультивибратора 4 с выходилми реле 5 и 6.An electric thermometer consists of a T & a-meter bridge circuit 1, a balanced amplifier 2 with direct current of a dial indicator 3, a multivibrator 4 with relays 5 and 6.

Измерительна  мостова  схема 1 состоит из встречно включенных, объединенных дл  взаимозамен емости в батареи, рабочих 7 и 8 и компенсационных 9 и 10 термисторов, линейных мостовых резисторов 11 и 12, балансного переменного резистора 13, шунтировочных , обеспечивающих линейность характеристики , резисторов 14 и 15, коммутирующих контактов 16, 17 и 18, 19 соответственно выходных реле 5 и 6 мультивибратора 4, деКШфирующего конденсатора 20, контрольных резисторов 21 и 22 и переменного резистора 23 Дл  периодической установки максимального отклонени  выключателей 24 питани  мех;ТОБОЙ схемы, 25 контрол  моеMeasuring bridge 1 consists of counter-connected, combined for interchangeability in batteries, working 7 and 8 and compensating 9 and 10 thermistors, linear bridge resistors 11 and 12, balanced variable resistor 13, shunt, providing linearity characteristics, resistors 14 and 15, switching contacts 16, 17 and 18, 19, respectively, output relays 5 and 6 of multivibrator 4, dexputing capacitor 20, control resistors 21 and 22, and variable resistor 23 For periodically setting the maximum deviation off 24 teley power fur; YOU circuit 25 controlling my

SU7201804292A 1972-07-03 1972-07-03 Electric thermometer for monitoring thr temperature of ore body SU567808A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU7201804292A SU567808A1 (en) 1972-07-03 1972-07-03 Electric thermometer for monitoring thr temperature of ore body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU7201804292A SU567808A1 (en) 1972-07-03 1972-07-03 Electric thermometer for monitoring thr temperature of ore body

Publications (1)

Publication Number Publication Date
SU567808A1 true SU567808A1 (en) 1977-08-05

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
SU7201804292A SU567808A1 (en) 1972-07-03 1972-07-03 Electric thermometer for monitoring thr temperature of ore body

Country Status (1)

Country Link
SU (1) SU567808A1 (en)

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