CN214654676U - Improved generation liquid hydrocarbon dewatering equipment - Google Patents
Improved generation liquid hydrocarbon dewatering equipment Download PDFInfo
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- CN214654676U CN214654676U CN202120832395.7U CN202120832395U CN214654676U CN 214654676 U CN214654676 U CN 214654676U CN 202120832395 U CN202120832395 U CN 202120832395U CN 214654676 U CN214654676 U CN 214654676U
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Abstract
The utility model discloses an improved generation liquid hydrocarbon dewatering equipment, including the dehydrator, the dehydrator includes dehydrator boundary area valve, advances dirty mouthful, drain, torch gas torch export, low pressure steam inlet, low pressure condensate outlet, PLC control panel and evaporating pot V01, the top of evaporating pot V01 is connected and is provided with condenser E01, collection tank V02 and spherical tank primary valve SF01, the top of evaporating pot V01 is provided with relief valve SV 01; the utility model discloses a time controller KIC01 adjusts the time that time control valve KV01 was opened, controls the blowdown flow that gets into the evaporating pot. The safety valve is arranged, and the gas is directly discharged into the atmosphere at a high point when the overpressure occurs; the demister is arranged at the gas phase outlet in the evaporating pot, so that liquid drops are prevented from entering a gas phase pipeline when the gasification speed is too high, the pressure drop of the outlet pipeline is prevented from rising, and congealing in winter is prevented. And a hand hole is arranged below the demister and used for checking and cleaning the demister.
Description
Technical Field
The utility model relates to a dehydrator field specifically indicates an improved generation liquid hydrocarbon dewatering equipment.
Background
With the rapid development of industry, atmospheric pollution is one of the important factors influencing the environment of China and influencing the living health of human beings.
The prior art dehydrators have the following disadvantages when in use:
1. when the original dehydrator is used, the heating mode is not ideal.
2. The working process of the dehydrator is uncontrollable, which causes inconvenience to the use of the dehydrator.
3. The gas emissions in the evaporation tank do not meet the requirements.
Therefore, an improved liquid hydrocarbon dehydration plant is a problem to be solved urgently in the whole society.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a technical scheme does: an improved liquid hydrocarbon dehydration device comprises a dehydrator, wherein the dehydrator comprises a dehydrator boundary area valve, a sewage inlet, a sewage outlet, a torch outlet, a low-pressure steam inlet, a low-pressure condensate outlet, a PLC (programmable logic controller) control panel and an evaporation tank V01, the top of the evaporation tank V01 is connected with a condenser E01, a collection tank V02 and a spherical tank primary valve SF01, and the top of the evaporation tank V01 is provided with a safety valve SV 01;
a dehydrator boundary area valve, a filter, a quick cut-off valve XV01, a time control valve KV01 and a time controller KIC01 are connected between the evaporating pot V01 and the sewage inlet, and the sewage inlet is connected with the evaporating pot V01 through the dehydrator boundary area valve, the filter, the quick cut-off valve XV01 and the time control valve KV 01;
a temperature meter TI01, a temperature transmitter TT01, a temperature controller TIC01, a heating steam valve TV01 and a quick cutoff valve XV02 are connected to the evaporation tank V01, the low-pressure steam inlet is connected with the evaporation tank V01 through a temperature transmitter TT01, a temperature controller TIC01, a heating steam valve TV01 and a quick cutoff valve XV02, and the temperature transmitter TT01 is used for transmitting a measuring signal to a PLC control panel;
the bottom of the evaporation tank V01 is provided with a double-flange liquid level transmitter LT01 and a glass tube field liquid level meter LG01, and a liquid level controller LIC01 control liquid level control valve LV01 is arranged between the double-flange liquid level transmitter LT01 and the sewage discharge outlet.
Furthermore, two paths of outlet pipelines of the safety valve SVO1 are arranged, a gas-phase outlet pressure control valve PV01 is arranged between the evaporation tank V01 and the torch outlet, one path of outlet pipeline is connected with the outlet pipeline behind the gas-phase outlet pressure control valve PVO2 and is used for being communicated with high-point exhaust atmosphere, a cut-off valve SF02 is arranged on the high-point exhaust atmosphere, and a mechanical interlock is arranged between the cut-off valve SF02 and the dehydrator outlet interface area valve.
Further, a demister is arranged inside the evaporation tank V01, and a hand hole convenient for inspection and cleaning is arranged below the demister.
Furthermore, a dehydrator boundary area valve is connected and arranged on the sewage inlet, the sewage outlet, the torch outlet, the low-pressure steam inlet and the low-pressure condensate outlet.
Further, a double-flange liquid level transmitter LT02 and a liquid level controller LIC02 are connected and arranged on the collecting tank V02.
Further, be provided with the gaseous phase on the evaporating pot V01, gaseous phase and liquid hydrocarbon storage tank gaseous phase are linked together, and the liquid hydrocarbon of gasification is from the evaporating pot top gas phase line, and after condenser E01 condensation to collection tank V02, realize the material recovery after sending the spherical tank primary valve SF01 through the liquid level control measuring pump.
Compared with the prior art, the utility model advantage lies in: the utility model relates to an improved liquid hydrocarbon dehydration device which effectively solves the problems existing in the prior art and has the advantages of intelligent control, strong practicability and the like; the utility model discloses a time controller KIC01 adjusts the time that time control valve KV01 was opened, controls the blowdown flow that gets into the evaporating pot. The safety valve is arranged, and the gas is directly discharged into the atmosphere at a high point when the overpressure occurs; the demister is arranged at the gas phase outlet in the evaporating pot, so that liquid drops are prevented from entering a gas phase pipeline when the gasification speed is too high, the pressure drop of the outlet pipeline is prevented from rising, and congealing in winter is prevented. And a hand hole is arranged below the demister and used for checking and cleaning the demister. The liquid level controller LIC01 sets a low limit alarm, when the alarm value is reached, the liquid level control valve LV01 is closed, and the gas in the evaporating tank is prevented from flowing into the production sewage system. The utility model adopts a steam heating mode, so that the practicability is stronger; meanwhile, the discharged gas is subjected to mechanical compression refrigeration, condensable gas is recovered in a cooling and liquefying mode, and the recovered material is sent back to the system through a pump, so that the purpose of reducing the discharge loss is achieved.
Drawings
Fig. 1 is a schematic structural diagram of an improved liquid hydrocarbon dehydration device of the present invention.
BL, dehydrator boundary area valve, 1, sewage inlet, 2, sewage outlet, 3, torch gas torch outlet, 4, low pressure steam inlet, 5, low pressure condensate outlet, 6, high point exhaust atmosphere, 7, mechanical interlock.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present invention will be described in detail with reference to the accompanying drawings.
The utility model provides an improved generation liquid hydrocarbon dewatering equipment when specifically implementing, including the dehydrator, the dehydrator includes dehydrator boundary area valve BL, advances dirty mouthful 1, drain 2, torch gas torch export 3, low pressure steam inlet 4, low pressure condensate outlet 5, PLC control panel and evaporating pot V01, the top of evaporating pot V01 is connected and is provided with condenser E01, collection tank V02 and spherical tank primary valve SF01, the top of evaporating pot V01 is provided with relief valve SV 01;
a dehydrator boundary area valve, a filter, a quick cut-off valve XV01, a time control valve KV01 and a time controller KIC01 are connected between the evaporating pot V01 and the sewage inlet, and the sewage inlet is connected with the evaporating pot V01 through the dehydrator boundary area valve, the filter, the quick cut-off valve XV01 and the time control valve KV 01;
a temperature meter TI01, a temperature transmitter TT01, a temperature controller TIC01, a heating steam valve TV01 and a quick cutoff valve XV02 are connected to the evaporation tank V01, the low-pressure steam inlet is connected with the evaporation tank V01 through a temperature transmitter TT01, a temperature controller TIC01, a heating steam valve TV01 and a quick cutoff valve XV02, and the temperature transmitter TT01 is used for transmitting a measuring signal to a PLC control panel;
the bottom of the evaporation tank V01 is provided with a double-flange liquid level transmitter LT01 and a glass tube field liquid level meter LG01, and a liquid level controller LIC01 control liquid level control valve LV01 is arranged between the double-flange liquid level transmitter LT01 and the sewage discharge outlet.
The safety valve SVO1 outlet pipeline is provided with two ways, a gas phase outlet pressure control valve PV01 is arranged between the evaporation tank V01 and the torch outlet, one way is connected with the outlet pipeline behind the gas phase outlet pressure control valve PVO2, the other way is used for being communicated with high point exhaust atmosphere, a cut-off valve SF02 is arranged on the high point exhaust atmosphere, and a mechanical interlock is arranged between the cut-off valve SF02 and the water heater inlet interface valve. The inside of evaporating pot V01 is provided with the defroster, the below of defroster is provided with the hand hole of convenient inspection and clearance. And the sewage inlet, the sewage outlet, the torch outlet, the low-pressure steam inlet and the low-pressure condensate outlet are all connected with dehydrator boundary area valves. The collecting tank V02 is connected with a double-flange liquid level transmitter LT02 and a liquid level controller LIC 02. Be provided with the gaseous phase on the evaporating pot V01, gaseous phase and liquid hydrocarbon storage tank gaseous phase are linked together, and the gaseous liquid hydrocarbon is from evaporating pot top gas phase line, after condenser E01 condensation to collection tank V02, realize the material through the liquid level control metering pump after sending the spherical tank primary valve SF01 and retrieve.
The specific implementation manner of the utility model is as follows:
water containing liquid hydrocarbon from a blow-off line at the bottom of the liquid hydrocarbon storage tank passes through a dehydrator boundary area valve, a filter, a quick cut-off valve XV01 and a time control valve KV01 and enters the middle lower part of an evaporation tank (a feeding section, a main gasification area, and surface dispersing facilities such as a feeding atomizing nozzle or a baffle plate, regular packing and the like are adopted). The time controller KIC01 adjusts the opening time of the time control valve KV01 to control the sewage discharge amount entering the evaporation tank.
In the evaporation tank, the temperature in the tank is raised by the steam inner coil in the middle part, so that the liquid hydrocarbon contained in the water is gasified. The gas phase of the evaporating pot is communicated with the gas phase of the liquid hydrocarbon storage tank, the gasified liquid hydrocarbon is condensed by a condenser E01 from a gas phase line at the top of the evaporating pot to a collecting pot V02, and the gasified liquid hydrocarbon is conveyed to a primary valve SF01 of the spherical tank through a liquid level control metering pump to realize material recovery. The gas phase of the evaporation tank is controlled by a pressure control valve to go down a flare or a gas holder.
The top of the evaporation tank is provided with a safety valve SV01, an outlet pipeline of the safety valve is divided into two paths, one path is connected with the outlet pipeline after a gas phase outlet pressure control valve of the dehydrator, and the other path is directly communicated with the atmosphere. The pipeline directly exhausting into atmosphere is provided with a cut-off valve, the valve and a boundary valve at the outlet of the dehydrator are provided with mechanical interlocking, when the boundary valve is closed, the safety valve directly exhausting into atmosphere is opened, and when the safety valve is over-pressure, the safety valve directly exhausts into atmosphere at a high point; when the boundary valve is opened, the safety valve is closed by the atmospheric valve, and when the safety valve is over-pressurized, the safety valve is discharged into the liquid hydrocarbon ball tank.
The demister is arranged at the gas phase outlet in the evaporating pot, so that liquid drops are prevented from entering a gas phase pipeline when the gasification speed is too high, the pressure drop of the outlet pipeline is prevented from rising, and congealing in winter is prevented. And a hand hole is arranged below the demister and used for checking and cleaning the demister.
Two pressure transmitters and a field pressure gauge PG01 are arranged in the gas phase space below the demister and used for monitoring the pressure of the evaporation tank. Wherein pressure transmitter PT01 measured signal sends PLC to, shows on PLC control panel, when pressure is higher than operating pressure 1.1 times, by PLC output signal, closes the heating steam valve TV01 of evaporating pot heating coil, stops the heating. When the pressure transmitter PT02 reaches 1.2 times of the operating pressure, the inlet quick cut-off valve XV01 of the dehydrator is closed, and the feeding of the dehydrator is cut off.
A temperature transmitter TT01 and a field thermometer TI01 are arranged in the gas phase space above the heating coil in the evaporation tank, wherein a measurement signal of the temperature transmitter TT01 is sent to the PLC and displayed on a control panel of the PLC, and a temperature controller TIC01 outputs a signal according to the set temperature, so that a heating steam valve TV01 of the heating coil of the evaporation tank is opened or closed, and the evaporation temperature is maintained at the set value. The steam condensate passing through the inner coil pipe is introduced into the outer half pipe of the dewatering hopper at the lower part of the evaporating pot, and then is sent into a condensate pipe network through a steam trap.
The lower part of the evaporation tank is provided with a dehydration bucket, the section is provided with a double-flange liquid level transmitter LT01 and a glass tube field liquid level meter LG01, water for removing liquid hydrocarbon is stored at the position, and the water discharge of the dehydrator is controlled by a liquid level control valve LV01 controlled by a liquid level controller LIC 01. The liquid level controller LIC01 sets a low limit alarm, when the alarm value is reached, the liquid level control valve LV01 is closed, and the gas in the evaporating tank is prevented from flowing into the production sewage system.
The process principle of the utility model is as follows:
an improved liquid hydrocarbon dewatering equipment utilizes the principle of evaporation, water containing liquid hydrocarbon is discharged into an evaporation tank and heated, the liquid hydrocarbon is gasified under the storage pressure of the liquid hydrocarbon, the gasified liquid hydrocarbon returns to the gas phase of a liquid hydrocarbon storage tank, and the water after the liquid hydrocarbon is removed is discharged into a production sewage system.
As a further explanation of the present invention, the change of the heating mode and the condensing mode are the protection scope of the present invention.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (6)
1. An improved liquid hydrocarbon dehydration plant characterized by: the device comprises a dehydrator, wherein the dehydrator comprises a dehydrator boundary area valve, a sewage inlet, a sewage outlet, a torch gas torch outlet, a low-pressure steam inlet, a low-pressure condensate outlet, a PLC (programmable logic controller) control panel and an evaporation tank V01, the top of the evaporation tank V01 is connected with a condenser E01, a collection tank V02 and a spherical tank primary valve SF01, and the top of the evaporation tank V01 is provided with a safety valve SV 01;
a dehydrator boundary area valve, a filter, a quick cut-off valve XV01, a time control valve KV01 and a time controller KIC01 are connected between the evaporating pot V01 and the sewage inlet, and the sewage inlet is connected with the evaporating pot V01 through the dehydrator boundary area valve, the filter, the quick cut-off valve XV01 and the time control valve KV 01;
a temperature meter TI01, a temperature transmitter TT01, a temperature controller TIC01, a heating steam valve TV01 and a quick cutoff valve XV02 are connected to the evaporation tank V01, the low-pressure steam inlet is connected with the evaporation tank V01 through a temperature transmitter TT01, a temperature controller TIC01, a heating steam valve TV01 and a quick cutoff valve XV02, and the temperature transmitter TT01 is used for transmitting a measuring signal to a PLC control panel;
the bottom of the evaporation tank V01 is provided with a double-flange liquid level transmitter LT01 and a glass tube field liquid level meter LG01, and a liquid level controller LIC01 control liquid level control valve LV01 is arranged between the double-flange liquid level transmitter LT01 and the sewage discharge outlet.
2. An improved liquid hydrocarbon dehydration apparatus according to claim 1 characterized by: the safety valve SVO1 outlet pipeline is provided with two ways, a gas phase outlet pressure control valve PV01 is arranged between the evaporation tank V01 and the torch outlet, one way is connected with the outlet pipeline behind the gas phase outlet pressure control valve PVO1, the other way is used for being communicated with high point exhaust atmosphere, a cut-off valve SF02 is arranged on the high point exhaust atmosphere, and a mechanical interlock is arranged between the cut-off valve SF02 and the water heater inlet interface valve.
3. An improved liquid hydrocarbon dehydration apparatus according to claim 1 characterized by: the inside of evaporating pot V01 is provided with the defroster, the below of defroster is provided with the hand hole of convenient inspection and clearance.
4. An improved liquid hydrocarbon dehydration apparatus according to claim 1 characterized by: and the sewage inlet, the sewage outlet, the torch outlet, the low-pressure steam inlet and the low-pressure condensate outlet are all connected with dehydrator boundary area valves.
5. An improved liquid hydrocarbon dehydration apparatus according to claim 1 characterized by: the collecting tank V02 is connected with a double-flange liquid level transmitter LT02 and a liquid level controller LIC 02.
6. An improved liquid hydrocarbon dehydration apparatus according to claim 1 characterized by: be provided with the gaseous phase on the evaporating pot V01, gaseous phase and liquid hydrocarbon storage tank gaseous phase are linked together, and the gaseous liquid hydrocarbon is from evaporating pot top gas phase line, after condenser E01 condensation to collection tank V02, realize the material through the liquid level control metering pump after sending the spherical tank primary valve SF01 and retrieve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120832395.7U CN214654676U (en) | 2021-04-22 | 2021-04-22 | Improved generation liquid hydrocarbon dewatering equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120832395.7U CN214654676U (en) | 2021-04-22 | 2021-04-22 | Improved generation liquid hydrocarbon dewatering equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214654676U true CN214654676U (en) | 2021-11-09 |
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ID=78465783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120832395.7U Active CN214654676U (en) | 2021-04-22 | 2021-04-22 | Improved generation liquid hydrocarbon dewatering equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214654676U (en) |
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2021
- 2021-04-22 CN CN202120832395.7U patent/CN214654676U/en active Active
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