FIELD: oil and gas industry.
SUBSTANCE: device contains a gas distribution device, a turboexpander, an electric generator, a rectifier, an inverter, shut-off and heating elements, a low pressure line pressure sensor, a turboexpander operation mode selector and a low pressure line pressure selector, a measuring rectifier, a filter, a regulating device with limit position indicators of the regulating element, comparison units of the preset turboexpander operation mode and the preset pressure value, a reversible binary counter, power keys, an amplifier and regulating device drive.
EFFECT: increased reliability of the device and accuracy of pressure regulation in the gas main.
1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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