CN202733303U - A noise-reducing ice-block-preventing and cold-energy utilizing device for natural gas pipelines - Google Patents
A noise-reducing ice-block-preventing and cold-energy utilizing device for natural gas pipelines Download PDFInfo
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- CN202733303U CN202733303U CN 201220024759 CN201220024759U CN202733303U CN 202733303 U CN202733303 U CN 202733303U CN 201220024759 CN201220024759 CN 201220024759 CN 201220024759 U CN201220024759 U CN 201220024759U CN 202733303 U CN202733303 U CN 202733303U
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- natural gas
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- heat exchange
- cold
- exchange pipe
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Abstract
The utility model discloses a noise-reducing ice-block-preventing and cold-energy utilizing device for natural gas pipelines, relating to the technical field of pipeline systems. The device comprises two natural gas pipelines (4) which are integrated into a whole by a pressure-regulating valve (2). A heat-exchanging flat tube (1) provided with an over-coating layer (3) is coated on the outside of the whole natural gas pipelines (4) and the pressure-regulating valve (2). A solar heater (8), a working and living zone summer indoor cold supply system (9), and a natural gas heating furnace (10) are connected in parallel between a water separator (7) and a water collector (11). The water collector (11) is connected to one end of the heat-exchanging flat tube (1) through a pipeline. The other end of the heat-exchanging flat tube (1) is connected to a circulating pump (6) and then to the water separator (7) through a pipeline. A pressure-setting pot (5) is connected with an inlet of the circulating pump (6). The noise-reducing ice-block-preventing and cold-energy utilizing device is capable of limiting aerodynamic noises of the pressure-regulating valve of the natural gas pipelines within state-specified standards and alleviating the ice block problem, and is large in amount of noise elimination, obvious in cold energy utilization effect, free of effect on flow; simple in installation, and low in cost.
Description
Technical field
The utility model is a kind of natural gas line noise reduction, the anti-icing stifled device that reaches cold energy use.Relate to the pipe-line system technical field.
Background technique
Internal pressure-regulating valve place, field, natural gas line station is the main source of noise, and the noise that produces behind the common pressure regulator valve for the design of not eliminating the noise can reach 100dB(A through field measurement) more than.Because can cause the stifled problem of pressure regulator valve ice after the defeated gas water content of institute is higher and ambient temperature is lowered the temperature, impact is carried.The natural gas via of being failed crosses that temperature reduces after the pressure regulator valve step-down, and the cold energy that produces can produce extra economic benefit if be used.
The technology of taking electric-heating ice-blocking-proof spray pipe is arranged at present, be characterized in that the spout surface uniform twines electric heating wire, injection pipe forms the inner and outer pipes form by stainless steel outer tube and copper inner tube, insulating is set between the inner and outer pipes, with the cold transmission of cryogenic media in the minimizing inner tube and the outer high temperature media of injection pipe, reduce the icing rate of nozzle.When cryogenic media in the inner tube when spout sprays direct ice making in the water, because the long-pending spout that causes of the embacle of nozzle stops up, the electric heating wire that is wrapped in the spout surface is controlled by the cryogenic media flow switch, automatically energising heating, rapidly ice-melt, it is stifled to eliminate nozzle ice, keeps spout unimpeded, so that the direct ice making of jet-type is normally carried out.This technical pattern is simple and reliable, and is easy to use, and power consumption is few.This technology is used for the jet-type ice making, is not for solving the stifled problem of natural gas line pressure regulator valve place's noise and ice.
Also having a kind of is pressure release valve tester with noise reduction and safety protective box, and it comprises air compressor, surge tank, solenoid valve, pneumatic valve, controller, and described testing apparatus is provided with the sound insulation safety protective box.
The characteristics of this technology are: 1. the Total Test condition meets the technical requirementss such as JB/T7065-2004, JB/T7069-2004; 2. sensitive switch automatically resets and adopts the minitype pneumatic element design, can avoid the operator and be contacted by the trial target zero distance; 3. noise reduction safety protection successful improves; 4. can one the screen multi-point monitoring, realize remote-controlled operation, reliable operation, simple and safe operation, failure rate is low.This device is used for the pressure relief valve test, is provided with the sound insulation safety protective box, and is stifled and cold energy use is irrelevant with pipeline ice.
The model utility content
The purpose of this utility model be a kind of elimination volute tongue controlled with the natural gas line pressure regulator valve of design within national Specification, sound deadening capacity is large, alleviate the stifled problem of ice, cold energy use successful, do not affect the device of flow, simple installation, natural gas line noise reduction that cost is low, anti-icing stifled and cold energy use.
The utility model discloses a kind of natural gas line pressure regulator valve place and carry out noise reduction, anti-icing method and the device that blocks up and carry out cold energy use.With pressure regulator valve and front and rear tube heating thereof, can prevent that stagnant ice is stifled; Cold water after the heat exchange can be used for the indoor coolings such as air-conditioning; The heat exchange thermal insulation apparatus is wrapped in the body outside outward, can stop again noise to the transmission of pipeline external.
Formation of the present utility model comprises flat heat exchange pipe 1, pressure regulator valve 2, overcoating 3, natural gas line 4, Constant pressure tank 5, recycle pump 6, water knockout drum 7, solar heater 8, Working Life district Summer Indoor cold supply system 9, gas heating furnace 10, water-collecting machine 11, entrance rock gas 12, export gas 13, low temperature water 14 and high-temperature water 15 as shown in Figure 1.By pressure regulator valve 2 two sections natural gas lines 4 are linked into an integrated entity, in whole natural gas line 4 and the pressure regulator valve 2 outsourcings flat heat exchange pipe 1 with overcoating 3; Between water knockout drum 7 and the water-collecting machine 11 and connect solar heater 8, Working Life district Summer Indoor cold supply system 9 and gas heating furnace 10, water-collecting machine 11 is connect an end of flat heat exchange pipe 1 by pipeline, the other end of flat heat exchange pipe 1 connects water knockout drum 7 after connecing recycle pump 6 by pipeline again, connects Constant pressure tank 5 in the inlet of recycle pump 6.
Wherein flat heat exchange pipe 1 is selected the red copper flat tube.
Principle:
Be tied with flat heat exchange pipe 1 on pressure regulator valve 2 and front and back natural gas line 4 outer walls thereof and carry out heat exchange, be that the water of certain flow rate is as heat transferring medium in the flat heat exchange pipe 1, with the natural gas line 4 of heating pressure regulator valve 2 and front and back thereof, improve valve body and tube wall temperature, reduce the stifled possibility of ice.Flat heat exchange pipe 1 closely is wrapped on pressure regulator valve 2 and the natural gas line 4 side by side, and skin is coated with overcoating 3 again, and this layer is respectively polyurethane heat insulation material, sound absorption and insulation material and galvanized sheet iron protective layer from inside to outside.
Natural gas line 4 tube walls of pressure regulator valve 2 and front and back thereof are heated, can locate to destroy the stifled formation temperature of ice at pressure regulator valve 2 interior apertures etc., the anti-icing stifled mode of this kind is compared to the mode of using water jacket furnace heating rock gas before pressure regulator valve, the burning capacity that can save in a large number rock gas.
The flat heat exchange pipe 1 of pipeline outer wall, sound absorption and insulation material can absorb obstruct to the noise at pressure regulator valve place, reduce the noise that outwards transmits.
The cold water that forms after the heat exchange in summer can be used for carrying out the radiation cooling of office area, and is aided with solar water heater and heats, and can switch when the stifled possibility of ice in winter strengthens and use gas heating furnace to improve water temperature.
Practical application shows, this silencer sound deadening capacity is large, alleviate the stifled problem of ice, cold energy use successful, and it is low not affect flow, simple installation, cost.
The utility model both can be used for long defeated Natural Gas Station, can be used for again city gas gate station, was installed on internal pressure-regulating valve place, station.Domestic have many natural gas lines, and the natural gas pressure regulating valve of installing and using much all exists noise or the stifled problem of ice, if can promote, has a extensive future.
The utility model sound deadening capacity is large, alleviate the stifled problem of ice, cold energy use successful, and it is low not affect flow, simple installation, cost.
Description of drawings
Fig. 1 natural gas line noise reduction, anti-icing stifled and cold energy utilization device pie graph
1-flat heat exchange pipe 2-pressure regulator valve wherein
3-overcoating 4-natural gas line
5-Constant pressure tank 6-recycle pump
7-water knockout drum 8-solar heater
9-Working Life district Summer Indoor cold supply system 10-gas heating furnace
11-water-collecting machine 12-entrance rock gas 12-entrance rock gas
13-export gas 14-low temperature water
The 15-high-temperature water
Embodiment
Embodiment. embodiment of the present utility model is described and the utility model is further described with this example.This example is an experimental prototype, and it consists of as shown in Figure 1.It comprises flat heat exchange pipe 1, pressure regulator valve 2, overcoating 3, natural gas line 4, Constant pressure tank 5, recycle pump 6, water knockout drum 7, solar heater 8, Working Life district Summer Indoor cold supply system 9, gas heating furnace 10, water-collecting machine 11, entrance rock gas 12, export gas 13, low temperature water 14 and high-temperature water 15.By pressure regulator valve 2 two sections natural gas lines 4 are linked into an integrated entity, in whole natural gas line 4 and the pressure regulator valve 2 outsourcings flat heat exchange pipe 1 with overcoating 3; Between water knockout drum 7 and the water-collecting machine 11 and connect solar heater 8, Working Life district Summer Indoor cold supply system 9 and gas heating furnace 10, water-collecting machine 11 is connect an end of flat heat exchange pipe 1 by pipeline, the other end of flat heat exchange pipe 1 connects water knockout drum 7 after connecing recycle pump 6 by pipeline again, connects Constant pressure tank 5 in the inlet of recycle pump 6.
Concrete model and size:
The model of recycle pump 6 is IS type one step single sucking clear water centrifugal pump;
Pressure regulator valve 2 flies Reflux819 difficult to understand for Shanghai;
Constant pressure tank 5 models are Italian A Kusitan Constant pressure tank;
The water heat exchanging pipe uses the DN50 Coating Steel Pipe, and flat heat exchange pipe 1 is used the red copper material;
It is the steel pipe manufacturing of 273 * 10mm that water knockout drum and water-collecting machine use diameter.
This routine sound deadening capacity is large, alleviate the stifled problem of ice, cold energy use successful, and it is low not affect flow, simple installation, cost.
Claims (2)
1. the device of a natural gas line noise reduction, anti-icing stifled and cold energy use is characterized in that it comprises flat heat exchange pipe (1), pressure regulator valve (2), overcoating (3), natural gas line (4), Constant pressure tank (5), recycle pump (6), water knockout drum (7), solar heater (8), Working Life district Summer Indoor cold supply system (9), gas heating furnace (10), water-collecting machine (11), entrance rock gas (12), export gas (13), low temperature water (14) and high-temperature water (15); By pressure regulator valve (2) two sections natural gas lines (4) are linked into an integrated entity, in whole natural gas line (4) and pressure regulator valve (2) the outsourcing flat heat exchange pipe (1) with overcoating (3); Between water knockout drum (7) and the water-collecting machine (11) and connect solar heater (8), Working Life district Summer Indoor cold supply system (9) and gas heating furnace (10), water-collecting machine (11) is connect an end of flat heat exchange pipe (1) by pipeline, the other end of flat heat exchange pipe (1) connects water knockout drum (7) after connecing recycle pump (6) by pipeline again, connects Constant pressure tank (5) in the inlet of recycle pump (6).
2. the device of a kind of natural gas line noise reduction according to claim 1, anti-icing stifled and cold energy use is characterized in that described flat heat exchange pipe (1) selects the red copper flat tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220024759 CN202733303U (en) | 2012-01-18 | 2012-01-18 | A noise-reducing ice-block-preventing and cold-energy utilizing device for natural gas pipelines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220024759 CN202733303U (en) | 2012-01-18 | 2012-01-18 | A noise-reducing ice-block-preventing and cold-energy utilizing device for natural gas pipelines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202733303U true CN202733303U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220024759 Expired - Fee Related CN202733303U (en) | 2012-01-18 | 2012-01-18 | A noise-reducing ice-block-preventing and cold-energy utilizing device for natural gas pipelines |
Country Status (1)
| Country | Link |
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| CN (1) | CN202733303U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216700A (en) * | 2012-01-18 | 2013-07-24 | 中国石油天然气股份有限公司 | Device for denoising, ice blockage prevention and cold energy utilization of natural gas pipeline |
| CN104806813A (en) * | 2014-01-26 | 2015-07-29 | 上海华林工业气体有限公司 | Natural gas one-way valve anti-freezing device |
| CN105042888A (en) * | 2015-08-04 | 2015-11-11 | 上海电力学院 | Natural gas pipeline anti-frost-heaving system combined with thermoelectric power generation and solar energy |
| CN105042941A (en) * | 2015-08-04 | 2015-11-11 | 上海电力学院 | Compound system of photovoltaic solar heat pump |
| CN105179797A (en) * | 2015-08-28 | 2015-12-23 | 莫玉艳 | Efficient intelligent frost valve |
-
2012
- 2012-01-18 CN CN 201220024759 patent/CN202733303U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216700A (en) * | 2012-01-18 | 2013-07-24 | 中国石油天然气股份有限公司 | Device for denoising, ice blockage prevention and cold energy utilization of natural gas pipeline |
| CN103216700B (en) * | 2012-01-18 | 2015-10-28 | 中国石油天然气股份有限公司 | The device of a kind of natural gas line noise reduction, anti-icing stifled and cold energy use |
| CN104806813A (en) * | 2014-01-26 | 2015-07-29 | 上海华林工业气体有限公司 | Natural gas one-way valve anti-freezing device |
| CN105042888A (en) * | 2015-08-04 | 2015-11-11 | 上海电力学院 | Natural gas pipeline anti-frost-heaving system combined with thermoelectric power generation and solar energy |
| CN105042941A (en) * | 2015-08-04 | 2015-11-11 | 上海电力学院 | Compound system of photovoltaic solar heat pump |
| CN105042941B (en) * | 2015-08-04 | 2017-11-14 | 上海电力学院 | A kind of light-volt solar heat pump hybrid system |
| CN105179797A (en) * | 2015-08-28 | 2015-12-23 | 莫玉艳 | Efficient intelligent frost valve |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20210118 |
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| CF01 | Termination of patent right due to non-payment of annual fee |