RU96112612A - DEVICE FOR MEASURING LIQUID LEVEL IN GAS-LIFT WELLS - Google Patents

DEVICE FOR MEASURING LIQUID LEVEL IN GAS-LIFT WELLS

Info

Publication number
RU96112612A
RU96112612A RU96112612/03A RU96112612A RU96112612A RU 96112612 A RU96112612 A RU 96112612A RU 96112612/03 A RU96112612/03 A RU 96112612/03A RU 96112612 A RU96112612 A RU 96112612A RU 96112612 A RU96112612 A RU 96112612A
Authority
RU
Russia
Prior art keywords
input
output
liquid level
gas
frequency discriminator
Prior art date
Application number
RU96112612/03A
Other languages
Russian (ru)
Other versions
RU2112879C1 (en
Inventor
В.И. Федотов
А.В. Федотов
Original Assignee
В.И. Федотов
Filing date
Publication date
Application filed by В.И. Федотов filed Critical В.И. Федотов
Priority to RU96112612A priority Critical patent/RU2112879C1/en
Priority claimed from RU96112612A external-priority patent/RU2112879C1/en
Application granted granted Critical
Publication of RU2112879C1 publication Critical patent/RU2112879C1/en
Publication of RU96112612A publication Critical patent/RU96112612A/en

Links

Claims (1)

Устройство для измерения уровня жидкости в газлифтных скважинах, содержащее блок датчиков, коммутатор и последовательно соединенные подавитель сетевых наводок, фильтр нижних частот, усилитель и регистрирующий узел, к второму входу которого подключен лентопротяжный механизм, а также калибратор времени, выход которого подключен к входу усилителя, отличающееся тем, что оно снабжено компандером и частотным дискриминатором, выполненным в виде последовательно соединенных фильтра верхних частот и дифференцирующего звена, причем вход компандера подключен к выходу коммутатора, а выход компандера подключен к входу подавителя сетевых наводок, выход которого дополнительно подключен к входу частотного дискриминатора, а выход частотного дискриминатора подключен к входу усилителя.A device for measuring the liquid level in gas lift wells, comprising a sensor unit, a switch and a series-suppressor of the network interference, a low-pass filter, an amplifier and a recording unit, the tape drive mechanism is connected to its second input, as well as a time calibrator whose output is connected to the amplifier input, characterized in that it is equipped with a compander and a frequency discriminator, made in the form of a series-connected high-pass filter and a differentiating link, and the computer input dera connected to the output of the switch, and an output connected to the input of the compander network interference canceller whose output is further connected to the input of the frequency discriminator, and an output of the frequency discriminator is connected to the amplifier input.
RU96112612A 1996-06-25 1996-06-25 Device for measuring level of liquid in gas-lift wells RU2112879C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU96112612A RU2112879C1 (en) 1996-06-25 1996-06-25 Device for measuring level of liquid in gas-lift wells

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU96112612A RU2112879C1 (en) 1996-06-25 1996-06-25 Device for measuring level of liquid in gas-lift wells

Publications (2)

Publication Number Publication Date
RU2112879C1 RU2112879C1 (en) 1998-06-10
RU96112612A true RU96112612A (en) 1998-09-27

Family

ID=20182285

Family Applications (1)

Application Number Title Priority Date Filing Date
RU96112612A RU2112879C1 (en) 1996-06-25 1996-06-25 Device for measuring level of liquid in gas-lift wells

Country Status (1)

Country Link
RU (1) RU2112879C1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102268988A (en) * 2010-06-03 2011-12-07 高占坤 Method for measuring well depth by using gas in compression well
CN103015980B (en) * 2012-12-11 2016-06-08 常州大学 A kind of infrasonic wave is launched and the producing fluid level instrument received and method thereof
CN103061749B (en) * 2013-01-25 2015-07-15 东北大学 Soft measuring method of dynamic liquid level under sucker rod oil well
CN105672920B (en) * 2016-03-24 2018-06-26 上海市机械施工集团有限公司 A kind of gas lift reverse circulation leveling device and control method

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