CN201575299U - Gasification-gas mixing device for liquefied petroleum gas - Google Patents
Gasification-gas mixing device for liquefied petroleum gas Download PDFInfo
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- CN201575299U CN201575299U CN200920251706XU CN200920251706U CN201575299U CN 201575299 U CN201575299 U CN 201575299U CN 200920251706X U CN200920251706X U CN 200920251706XU CN 200920251706 U CN200920251706 U CN 200920251706U CN 201575299 U CN201575299 U CN 201575299U
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Abstract
The utility model provides a gasification-gas mixing device for liquefied petroleum gas, which is composed of a gasification part, a pressure regulation part, a Venturi gas mixing part, a gas mixture output part and a control part; the gasification part is a gasifier comprising a platinum resistance thermometer and an electric heater; the pressure regulation part comprises a pressure regulator, an injection pressure gauge, an electromagnetic valve and a valve which are connected in series through a liquefied gas pipeline; the Venturi gas mixing part comprises a mixing chamber and an induction tunnel, liquefied gas and air enter the mixing chamber respectively, and gas mixture enters a buffer tank which is provided with a pressure sensor and an oxygen content sensor; and the control part is provided with an oxygen content analyzer, a pressure control meter and a temperature control meter. The utility model has the following advantages: the device can achieve the gasification of liquefied gas, pressure regulation and gas mixing in a centralized manner; with compact structure and strong versatility, the device can be used in the substitution of source gas or fuel gas in peak shaving and gas supplementation in case of gas pipeline emergency or used in the gas supply to fuel gas users having no access to newly opened pipe networks; and the device is organized in such a skid-mounted manner as to make the device particularly suitable for use in manoeuvring condition.
Description
(1) technical field
The utility model relates to the gasification-gas mixing device of combustion gas application technology, particularly a kind of liquefied petroleum gas (LPG).
(2) background technique
City gas generally has three kinds: a kind of is coal gas, and second kind is liquefied petroleum gas (LPG), and the third is rock gas (gas well gas, coal-seam gas, biogas, an associated gas).The calorific value of each combustion gas is different, and coal gas is minimum, and rock gas is placed in the middle, and liquefied petroleum gas (LPG) is the highest, and their combustion position is also different.Therefore want to make between them to replace mutually, for example the higher calorific value combustion gas substitutes fuel gas with low heat value, then needs dilution air is carried out in the higher calorific value combustion gas.The blending mode has three kinds in the gas industry at present: venturi type, proportioning type and servo-actuated flow type.Venturi type mixes pneumatolytic, and this is low but require fuel gas inlet pressure height, and outlet pressure is low; The mixed gas automaticity of proportioning type is low and cost is higher; The mixed gas of servo-actuated flow type can realize control automatically but cost is higher.
(3) model utility content
The purpose of this utility model is at above-mentioned existing problems, a kind of simple in structure, gas collectionization is provided, mixes the gasification-gas mixing device of gas liquefied petroleum gas (LPG).
The technical solution of the utility model:
A kind of gasification-gas mixing device of liquefied petroleum gas (LPG) mixes gas part, mixed gas output and control section by gasification part, pressure regulation part, venturi and forms; The gasification part is a vaporizer, and vaporizer is provided with liquid lng import, vaporizer inlet/outlet pressure gauge and platinum thermoresistance, vaporizer bottom in-built electrical heater, and vaporizer outlet liquid gas enters the pressure regulation part by liquefied gas pipeline; The pressure-regulating portion branch comprises pressure governor, injection pressure gauge, solenoid valve and valve and is connected in series by liquefied gas pipeline; Venturi mixes gas and partly comprises mixing chamber and induction tunnel, liquid gas enters mixing chamber by liquefied gas pipeline, air enters mixing chamber through air borne sound insulation filter, one-way valve, valve by air conduit, and the mixed gas that comes out from induction tunnel is connected with the mixed gas output through the mixed gas pipeline; The mixed gas output is a knock out drum, and knock out drum is provided with pressure gauge, pressure transducer, oxygen level sensor and mixed gas outlet; Control section is a control panel, control panel is provided with oxygen analysis instrument, pressure controller and temperature controller, by lead respectively with vaporizer on electric heater, platinum thermoresistance, the solenoid valve of pressure regulation part, the pressure transducer of mixed gas output be connected with oxygen level sensor; Whole parts of this device all are fixed on the base, and base is provided with hoisting ring for four jiaos.
Working procedure of the present utility model: the vaporizer temperature passes to the temperature controller of control panel by platinum thermoresistance, thereby commands the break-make of electric heater; Liquid gas after the gasification comes out to be transferred to suitable pressure through pressure governor, enter the mixed chamber of venturi, fully mix through its venturi action and air, oxygen analysis instrument and pressure controller control on the controlled dish of solenoid valve, the start and stop of pressure controller control control electromagnetic valve, the gas oxygen content that oxygen analysis instrument control gear mixes can not depart from.
Applicable scope of the present utility model is: fuel gas inlet pressure 0.3-1.0MPa; Air intlet is connected with atmosphere, and 5Kpa to 30Kpa is adjustable for mixer outlet pressure; Liquid gas and Air mixing ratio are 1/4 to 4/1, air demand 50-1000Nm
3
The utility model has the advantages that: the vaporizer of liquid gas and pressure regulation, mixed gas are concentrated and are made of one, complete function, substitute source of the gas when can be used for gas pipeline and speedily carrying out rescue work and use, or be used for the gas peak regulation tonifying Qi and use and be used for newly opening up the outer combustion gas user air feed service of pipe network etc.; Simple in structure, cost is low, the skid one, is specially adapted to the use of motor-driven operating mode.
(4) description of drawings
Accompanying drawing is the gasification-gas mixing device schematic representation of liquefied petroleum gas (LPG).
Among the figure: 1-liquid lng import 2-gasifier 3a-gasifier inlet pressure gauge 3b-gasifier delivery gauge 4-platinum resistance thermometer sensor, 5-valve 6-liquefied gas pipeline 7-pressure regulator 8-magnetic valve 9-injection pressure gauge 10-venturi mixing chamber 11-venturi induction tunnel 12-valve 13-air duct 14-check valve 15-gaseous mixture pipeline 16-air borne sound insulation filter 17-mixed gas outlet Pressure gauge 18-gaseous mixture surge tank 19-oxygen level sensor 20-pressure sensor 21-mixing arrangement outlet 22-hoisting ring 23-base 24-pressure controller 25-control panel 26 temperature controller 27-Control for Oxygen Content instrument 28-wire 29-heater 30-thermometer 31-water-level gauges
(5) embodiment
A kind of gasification-gas mixing device of liquefied petroleum gas (LPG) mixes gas part, mixed gas output and control section by gasification part, pressure regulation part, venturi and forms; The gasification part is a vaporizer 2, and vaporizer 2 is provided with liquid lng import 1, vaporizer inlet/outlet pressure gauge 3a, 3b and platinum thermoresistance 4, vaporizer 2 bottom in-built electrical heaters 29, and vaporizer 2 outlet liquid gas enter the pressure regulation part by liquefied gas pipeline 6; The pressure-regulating portion branch comprises pressure governor 7, injection pressure gauge 9, solenoid valve 8 and valve 5 and is connected in series by liquefied gas pipeline 6; Venturi mixes gas and partly comprises mixing chamber 10 and induction tunnel 11, liquid gas enters mixing chamber 10 by liquefied gas pipeline 6, air enters mixing chamber 10 through air borne sound insulation filter 16, one-way valve 14, valve 12 by air conduit 13, and the mixed gas that comes out from induction tunnel 11 is connected with the mixed gas output through mixed gas pipeline 15; The mixed gas output is a knock out drum 18, and knock out drum 18 is provided with pressure gauge 17, pressure transducer 20, oxygen level sensor 19 and mixed gas outlet 21; Control section is a control panel 25, control panel 25 is provided with oxygen analysis instrument 27, pressure controller 24 and temperature controller 26, by lead 28 respectively with vaporizer 2 on the pressure transducer 20 of solenoid valve 8, mixed gas output of electric heater 29, platinum thermoresistance 4, pressure regulation part whole parts of being connected this device with oxygen level sensor 19 all be fixed on the base 23, base is provided with hoisting ring 22 for 23 4 jiaos.
In this example, the HEV-200 electrothermal water bath type vaporizer that vaporizer adopts my company to produce, W-200 type induction tunnel and W-200 type nozzle that the venturi part is developed voluntarily for my company, the AI708T type product that pressure controller and temperature controller adopt Xiamen space electricity to produce, the oxygen analysis instrument adopts the plum south of a city, Jiande City to add the KY-2F type product of ANALYZER factory, and solenoid valve adopts the OD type DN25mm of Italy's production.
The Applicable scope of this example is: fuel gas inlet pressure 0.3-1.0MPa; Air intlet is connected with atmosphere, and 20Kpa to 30Kpa is adjustable for mixer outlet pressure; Liquid gas and Air mixing ratio are 45/55, air demand 200Nm
3/ h.
Claims (1)
1. gasification-the gas mixing device of a liquefied petroleum gas (LPG) is characterized in that: mix gas part, mixed gas output and control section by gasification part, pressure regulation part, venturi and form; The gasification part is a vaporizer, and vaporizer is provided with liquid lng import, vaporizer inlet/outlet pressure gauge and platinum thermoresistance, vaporizer bottom in-built electrical heater, and vaporizer outlet liquid gas enters the pressure regulation part by liquefied gas pipeline; The pressure-regulating portion branch comprises pressure governor, injection pressure gauge, solenoid valve and valve and is connected in series by liquefied gas pipeline; Venturi mixes gas and partly comprises mixing chamber and induction tunnel, liquid gas enters mixing chamber by liquefied gas pipeline, air enters mixing chamber through air borne sound insulation filter, one-way valve, valve by air conduit, and the mixed gas that comes out from induction tunnel is connected with the mixed gas output through the mixed gas pipeline; The mixed gas output is a knock out drum, and knock out drum is provided with pressure gauge, pressure transducer, oxygen level sensor and mixed gas outlet; Control section is a control panel, control panel is provided with oxygen analysis instrument, pressure controller and temperature controller, by lead respectively with vaporizer on electric heater, platinum thermoresistance, the solenoid valve of pressure regulation part, the pressure transducer of mixed gas output be connected with oxygen level sensor; Whole parts of this device all are fixed on the base, and base is provided with hoisting ring for four jiaos.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920251706XU CN201575299U (en) | 2009-12-15 | 2009-12-15 | Gasification-gas mixing device for liquefied petroleum gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920251706XU CN201575299U (en) | 2009-12-15 | 2009-12-15 | Gasification-gas mixing device for liquefied petroleum gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201575299U true CN201575299U (en) | 2010-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920251706XU Expired - Fee Related CN201575299U (en) | 2009-12-15 | 2009-12-15 | Gasification-gas mixing device for liquefied petroleum gas |
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| CN (1) | CN201575299U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102174339A (en) * | 2011-03-25 | 2011-09-07 | 天津华迈燃气装备股份有限公司 | Dimethyl ether gasification device |
| CN102913757A (en) * | 2011-08-05 | 2013-02-06 | 上海梦地仪器制造有限公司 | Pressure-volume automatic gas distribution system and control method thereof |
| CN103133187A (en) * | 2013-03-21 | 2013-06-05 | 宁波明欣化工机械有限责任公司 | High-integrated type filling vaporization pressure stabilization sledge |
| CN103148343A (en) * | 2013-03-21 | 2013-06-12 | 宁波明欣化工机械有限责任公司 | Integrated-type vaporized pressure stabilizer |
| CN111298669A (en) * | 2020-04-22 | 2020-06-19 | 张家港汇致机电设备有限公司 | Automatic adjustment type closed-loop gas proportioning cabinet |
| CN113108238A (en) * | 2021-05-18 | 2021-07-13 | 裴渐强 | Modular skid-mounted numerical control type gasification pressure reduction device and system |
| CN113375057A (en) * | 2021-06-07 | 2021-09-10 | 江苏省产品质量监督检验研究院 | Pressure volume automatic gas distribution system and control method thereof |
-
2009
- 2009-12-15 CN CN200920251706XU patent/CN201575299U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102174339A (en) * | 2011-03-25 | 2011-09-07 | 天津华迈燃气装备股份有限公司 | Dimethyl ether gasification device |
| CN102913757A (en) * | 2011-08-05 | 2013-02-06 | 上海梦地仪器制造有限公司 | Pressure-volume automatic gas distribution system and control method thereof |
| CN103133187A (en) * | 2013-03-21 | 2013-06-05 | 宁波明欣化工机械有限责任公司 | High-integrated type filling vaporization pressure stabilization sledge |
| CN103148343A (en) * | 2013-03-21 | 2013-06-12 | 宁波明欣化工机械有限责任公司 | Integrated-type vaporized pressure stabilizer |
| CN111298669A (en) * | 2020-04-22 | 2020-06-19 | 张家港汇致机电设备有限公司 | Automatic adjustment type closed-loop gas proportioning cabinet |
| CN113108238A (en) * | 2021-05-18 | 2021-07-13 | 裴渐强 | Modular skid-mounted numerical control type gasification pressure reduction device and system |
| CN113375057A (en) * | 2021-06-07 | 2021-09-10 | 江苏省产品质量监督检验研究院 | Pressure volume automatic gas distribution system and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: TIANJIN HUAMAI GAS EQUIPMENT CO., LTD. Free format text: FORMER NAME: TIANJIN HUAMAI GAS TECHNOLOGY DEVELOPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 300384 Tianjin Huayuan Industrial Park Haitai development five road eight Patentee after: Tianjin Huamai Gas Equipment Co., Ltd. Address before: 300384 Tianjin Huayuan Industrial Park Haitai development five road eight Patentee before: Tianjin Huamai Gas Technology Development Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100908 Termination date: 20171215 |