CN104949391A - Natural gas pressure reducing and heating device - Google Patents
Natural gas pressure reducing and heating device Download PDFInfo
- Publication number
- CN104949391A CN104949391A CN201510339063.4A CN201510339063A CN104949391A CN 104949391 A CN104949391 A CN 104949391A CN 201510339063 A CN201510339063 A CN 201510339063A CN 104949391 A CN104949391 A CN 104949391A
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- China
- Prior art keywords
- hydraulic cylinder
- electric control
- valve
- heat exchanger
- entrance
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- Legal status (The legal status 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 status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/06—Air heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2220/00—Application
- F05B2220/70—Application in combination with
- F05B2220/706—Application in combination with an electrical generator
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
Abstract
The invention provides a natural gas pressure reducing and heating device. The natural gas pressure reducing and heating device comprises an equipment inlet, a emergency cut-off valve, a heat exchanger, an electric control gas valve, a liquid level sensor, an equipment outlet, a hydraulic cylinder, a reversing valve, a generator, an air source heat pump and an electric control device. The natural gas pressure reducing and heating device has the advantages that the device is in a packaging prizing mode, installation is convenient, and the occupied space is small; the temperature of processed gas is a normal temperature or is higher than the environment temperature, the air source heat pump principle is utilized, and energy consumption is reduced; the device is easy to operate, convenient to maintain, low in running cost, small in occupied space, low in investment and the like.
Description
Technical field
The invention belongs to natural gas facility technical field, especially relate to a kind of for natural gas depressurization heater.
Background technology
For a long time, natural gas depressurization firing equipment presents setback formula waxing development.Adopt electric heating equipment, utilization rate of electrical is not high, and simultaneously because product technology exploitation needs substantial contribution, cause the fund input of most of producer in publicity aspect limited, be obstructed in the road of therefore popularization, heavy limited.
Air energy firing equipment popularity rate is not high, and first because the still upgrading to be developed of its technology, segmental defect has to be overcome; Second required purchase capital costly, higher than the market price of general firing equipment.In recent years, the technological break-through of air energy heater was obvious to all, not only greatly reduced own vol, more overcame Low Temperature Problems.Current industry mainstream scheme is hot-water boiler sled, hot water by pipeline and heat exchanger to gas heating, under low temperature condition efficiency low, take up room comparatively large, most crucial problem shows as power consumption, and utilization rate is too low.
Summary of the invention
The problem to be solved in the present invention is hot water by pipeline and heat exchanger to gas heating, under low temperature condition efficiency low, take up room larger.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of for natural gas depressurization heater, comprise equipment entrance, quick action emergency valve, heat exchanger, electric control valve, liquid level sensor, equipment exports, hydraulic cylinder, reversal valve, generator, air source heat pump and electric control gear, described hydraulic cylinder comprises the first hydraulic cylinder and the second hydraulic cylinder, described equipment entrance place and equipment exit are respectively equipped with quick action emergency valve, the one end of quick action emergency valve at described equipment entrance place is connected by pipeline with one end of heat exchanger, the arrival end of the other end of described heat exchanger and two hydraulic cylinder upper ends is contacted, the port of export of described two hydraulic cylinder upper ends is connected with the quick action emergency valve in equipment exit, the first hydraulic cylinder respectively outlet of hydraulic cylinder lower end described with and hydraulic cylinder lower inlet described in another is connected, the second hydraulic cylinder respectively entrance of hydraulic cylinder lower end described with and hydraulic cylinder lower end described in another exports and is connected, two described reversal valves are all connected with generator, the feeder ear of described generator is connected with air source heat pump, described heat exchanger is provided with water inlet and water out, water inlet and water out are connected with air heat source pump respectively, liquid level sensor is respectively equipped with in described two hydraulic cylinders, outlet and the porch of two hydraulic cylinder upper ends are respectively equipped with electric control valve, described liquid level sensor and electric control valve and electric control gear are electrically connected,
The lower end oil-out of described heat exchanger is connected with condenser apparatus oil-in, the lower end oil-in of heat exchanger is connected with oil pump oil-out, the upper end oil-out of condenser is connected with oil pump oil-in, the exhaust end of compressor is connected with entrance one end of condenser, the port of export of condenser is connected with expansion valve inlet, the port of export of expansion valve is connected with the entrance of evaporimeter, and the port of export of evaporimeter is connected with the entrance of compressor.
Further, described generator is turbo dynamo.
Further, described electric control gear is that PLC controls.
The advantage that the present invention has and good effect are: this equipment is collection dress sled formula, and easy for installation, floor space is little; Gas after process is in normal temperature or higher than environment temperature, utilizes air source heat pump principle, reduce energy consumption; This equipment also have simple to operate, easy to maintenance, operating cost is low, it is little to take up an area, invest the advantages such as low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure:
1-equipment entrance, 2-quick action emergency valve, 3-heat exchanger, 4-air heat source pump, 5-equipment exports, 6-reversal valve, 7-generator, 8-first hydraulic cylinder, 9-condenser, 10-compressor, 11-expansion valve, 12-evaporimeter, 13-second hydraulic cylinder
Detailed description of the invention
A kind of for natural gas depressurization heater, comprise equipment entrance, quick action emergency valve, heat exchanger, electric control valve, liquid level sensor, equipment exports, hydraulic cylinder, reversal valve, generator, air source heat pump and electric control gear, described equipment entrance place and equipment exit are respectively equipped with quick action emergency valve, the one end of quick action emergency valve at described equipment entrance place is connected by pipeline with one end of heat exchanger, the arrival end of the other end of described heat exchanger and two hydraulic cylinder upper ends is contacted, the port of export of described two hydraulic cylinder upper ends is connected with the quick action emergency valve in equipment exit, the first hydraulic cylinder respectively outlet of hydraulic cylinder lower end described with and hydraulic cylinder lower inlet described in another is connected, the second hydraulic cylinder respectively entrance of hydraulic cylinder lower end described with and hydraulic cylinder lower end described in another exports and is connected, two described reversal valves are all connected with generator, the feeder ear of described generator is connected with air source heat pump, described heat exchanger is provided with water inlet and water out, water inlet and water out are connected with air heat source pump respectively, liquid level sensor is respectively equipped with in described two hydraulic cylinders, outlet and the porch of two hydraulic cylinder upper ends are respectively equipped with electric control valve, described liquid level sensor and electric control valve and electric control gear are electrically connected,
The lower end oil-out of described heat exchanger is connected with condenser apparatus oil-in, the lower end oil-in of heat exchanger is connected with oil pump oil-out, the upper end oil-out of condenser is connected with oil pump oil-in, the exhaust end of compressor is connected with entrance one end of condenser, the port of export of condenser is connected with expansion valve inlet, the port of export of expansion valve is connected with the entrance of evaporimeter, and the port of export of evaporimeter is connected with the entrance of compressor.Described generator is turbo dynamo.Described electric control gear is that PLC controls.
Gas is through equipment entrance 1, quick action emergency valve 2, heat exchanger and electric control valve enter first hydraulic cylinder, on first hydraulic cylinder, the electric control valve of end entrance and the electric control valve of second hydraulic cylinder upper end outlet are opened, on the electric control valve of first hydraulic cylinder upper end outlet and second hydraulic cylinder, the electric control valve of end entrance is closed, the pressure of gas self promotes liquid stream in first hydraulic cylinder through first reversal valve, turbo dynamo and second reversal valve enter into second hydraulic cylinder, when the liquid detected in second hydraulic cylinder of the liquid level sensor in hydraulic cylinder reaches in limited time, liquid in first hydraulic cylinder reaches in limited time lower, close the electric control valve of end entrance and the electric control valve of second hydraulic cylinder upper end outlet on first hydraulic cylinder, open the electric control valve of end entrance on the electric control valve of first hydraulic cylinder upper end outlet and second hydraulic cylinder, liquid is successively through first reversal valve, turbo dynamo and second reversal valve enter into second hydraulic cylinder, this equipment circulates successively and carries out, achieve the running of turbo dynamo, it is that air heat source pump is powered that turbo dynamo produces electric energy, air heat source pump provides thermal source for heat exchanger 3, for the gas at well head place heats, when tackling emergency, open quick action emergency valve 2, cut off the turnover of gas.
Above one embodiment of the present of invention have been described in detail, but described content being only preferred embodiment of the present invention, can not being considered to for limiting practical range of the present invention.All equalizations done according to the present patent application scope change and improve, and all should still belong within patent covering scope of the present invention.
Claims (3)
1. one kind for natural gas depressurization heater, it is characterized in that: comprise equipment entrance, quick action emergency valve, heat exchanger, electric control valve, liquid level sensor, equipment exports, hydraulic cylinder, reversal valve, generator, air source heat pump and electric control gear, described hydraulic cylinder comprises the first hydraulic cylinder and the second hydraulic cylinder, described equipment entrance place and equipment exit are respectively equipped with quick action emergency valve, the one end of quick action emergency valve at described equipment entrance place is connected by pipeline with one end of heat exchanger, the arrival end of the other end of described heat exchanger and two hydraulic cylinder upper ends is contacted, the port of export of described two hydraulic cylinder upper ends is connected with the quick action emergency valve in equipment exit, the first hydraulic cylinder respectively outlet of hydraulic cylinder lower end described with and hydraulic cylinder lower inlet described in another is connected, the second hydraulic cylinder respectively entrance of hydraulic cylinder lower end described with and hydraulic cylinder lower end described in another exports and is connected, two described reversal valves are all connected with generator, the feeder ear of described generator is connected with air source heat pump, described heat exchanger is provided with water inlet and water out, water inlet and water out are connected with air heat source pump respectively, liquid level sensor is respectively equipped with in described two hydraulic cylinders, outlet and the porch of two hydraulic cylinder upper ends are respectively equipped with electric control valve, described liquid level sensor and electric control valve and electric control gear are electrically connected,
The lower end oil-out of described heat exchanger is connected with condenser apparatus oil-in, the lower end oil-in of heat exchanger is connected with oil pump oil-out, the upper end oil-out of condenser is connected with oil pump oil-in, the exhaust end of compressor is connected with entrance one end of condenser, the port of export of condenser is connected with expansion valve inlet, the port of export of expansion valve is connected with the entrance of evaporimeter, and the port of export of evaporimeter is connected with the entrance of compressor.
2. one according to claim 1 is used for natural gas depressurization heater, it is characterized in that: described generator is turbo dynamo.
3. one according to claim 1 is used for natural gas depressurization heater, it is characterized in that: described electric control gear is that PLC controls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510339063.4A CN104949391A (en) | 2015-06-17 | 2015-06-17 | Natural gas pressure reducing and heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510339063.4A CN104949391A (en) | 2015-06-17 | 2015-06-17 | Natural gas pressure reducing and heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104949391A true CN104949391A (en) | 2015-09-30 |
Family
ID=54164254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510339063.4A Pending CN104949391A (en) | 2015-06-17 | 2015-06-17 | Natural gas pressure reducing and heating device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104949391A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532478A (en) * | 2008-03-11 | 2009-09-16 | 占丰存 | Hydraulic temperature difference energy power plant |
| CN104088605A (en) * | 2014-07-01 | 2014-10-08 | 北京工业大学 | Natural gas well mouth heating throttling system based on pressure-energy electricity generation and heat-pump heating |
| CN204328478U (en) * | 2014-11-13 | 2015-05-13 | 歌思（天津）低温设备有限公司 | Natural gas sub-station entrance self-heating apparatus |
| CN104632129A (en) * | 2015-02-09 | 2015-05-20 | 歌思（天津）低温设备有限公司 | Device for heating wellhead gases |
| CN204880862U (en) * | 2015-06-17 | 2015-12-16 | 歌思（天津）低温设备有限公司 | A decompression firing equipment for well head is gaseous |
-
2015
- 2015-06-17 CN CN201510339063.4A patent/CN104949391A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532478A (en) * | 2008-03-11 | 2009-09-16 | 占丰存 | Hydraulic temperature difference energy power plant |
| CN104088605A (en) * | 2014-07-01 | 2014-10-08 | 北京工业大学 | Natural gas well mouth heating throttling system based on pressure-energy electricity generation and heat-pump heating |
| CN204328478U (en) * | 2014-11-13 | 2015-05-13 | 歌思（天津）低温设备有限公司 | Natural gas sub-station entrance self-heating apparatus |
| CN104632129A (en) * | 2015-02-09 | 2015-05-20 | 歌思（天津）低温设备有限公司 | Device for heating wellhead gases |
| CN204880862U (en) * | 2015-06-17 | 2015-12-16 | 歌思（天津）低温设备有限公司 | A decompression firing equipment for well head is gaseous |
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Application publication date: 20150930 |