CN101105260A - Intelligent type natural gas supply substation - Google Patents
Intelligent type natural gas supply substation Download PDFInfo
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- CN101105260A CN101105260A CNA2007100549447A CN200710054944A CN101105260A CN 101105260 A CN101105260 A CN 101105260A CN A2007100549447 A CNA2007100549447 A CN A2007100549447A CN 200710054944 A CN200710054944 A CN 200710054944A CN 101105260 A CN101105260 A CN 101105260A
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Abstract
The invention belongs to a natural gas feeding station for feeding natural gas to natural gas consumption equipments, specifically relates to an intelligent natural gas feeding substation. The substation comprises a trailer, a natural gas steel cylinder container, a natural gas feeding machine, a pipeline system, and an air compression pump, wherein the natural gas steel cylinder container is arranged on a groove of the trailer and composed of a container and a plurality sets of natural gas steel cylinders, and the natural gas steel cylinders are collected into one gas pipeline and connected with the natural gas feeding machine via the pipeline system. The invention has the advantages of simple structure, convenient operation, low investment, and quick action.
Description
Technical field
The invention belongs to gas station, be specifically related to a kind of little, operation, intelligent type natural gas supply substation that maintenance cost is low of investing to gas equipment input natural gas.
Background technique
China is the country of a petroleum resources shortage, has become oil " net importer " at present, and with surprising rapidity in development, it is imperative therefore to seek alternative energy source again for automobile simultaneously.In addition, automobile exhaust pollution has become the primary pollution source of urban atmospheric pollution, and the use natural gas can make CO reduction by 97%, hydro carbons reduction by 72%, CO in the motor vehicle emission
2Reduction by 24%, SO
2Reduce by 90%, carcinogens such as not leaded, benzene, it is desirable clean energy resource, and the price of vehicular compressed natural gas (CNG) has only about 2/3 of gasoline, and therefore vehicular compressed natural gas (CNG) emphasis that becomes most provinces, city, area with advantage such as its economic benefit height, obvious social benefit is applied project.But, be unfavorable for popularizing of gas station because the investment of the CNG air entraining substation of traditional mode is big, operation, maintenance cost height.Filling machine of the present invention is: bleed pressure self-identifying compressed natural gas filling machine once disclosed in the patent No. is 200620139448.2 patent documentation.
Summary of the invention
The objective of the invention is to overcome deficiency of the prior art and a kind of little, operation, intelligent type natural gas supply substation that maintenance cost is low of investing is provided.
For achieving the above object, the technical solution adopted in the utility model is:
Comprise trailer, natural gas steel cylinder shipping container, filling machine, pipe-line system and air compressor, described natural gas steel cylinder shipping container is installed on the recessing of trailer, form by shipping container and inner many groups natural gas steel cylinder thereof, every group of natural gas steel cylinder all comes together in a gas pipeline, and is connected with filling machine by pipe-line system; Described filling machine is a pressure self-identifying filling machine, comprise pressure transmitter, the built-in cut-off valve of filling machine, pressure judgement control module and computerized control system, itself and each are organized on the joining pipeline of natural gas steel cylinder pressure transmitter and cut-off valve are set respectively, pressure judges that control module is connected with cut-off valve with each pressure transmitter by lead, and computerized control system judges that with pressure control module is connected.Described pipe-line system comprises high pressure hose and aerating pipeline, and the two ends of high pressure hose are connected with the aerating pipeline with gas pipeline respectively.
Described shipping container back is a dodge gate, and four jiaos of bottom surfaces firmly are connected with recessing, and all the other each faces are dismountable fixed panel and vent hole is installed.
Be separately installed with cut-off valve, exhaust-valve and pressure gauge on the gas pipeline of described natural gas steel cylinder;
Be connected by equilibrium valve between the described gas pipeline.
Described gas pipeline was equipped with safety valve before cut-off valve.
Be connected with the fast-assembling female by the fast-assembling male between described gas pipeline and the pipe-line system.
Described filling machine is at least 2.The aerating pipeline is connected with each filling machine after pressure transmitter along separate routes in the described station.
Described natural gas steel cylinder shipping container is at least two covers.
Described air compressor judges that by low-pressure air pipeline and filling machine pressure control module is connected, and is used to open and close the built-in cut-off valve of filling machine.
Natural gas steel cylinder shipping container of the present invention is after refueling mother station is full of gas, arrive air entraining substation with the trailer roping, connect with filling machine by high pressure hose and pipe-line system, the built-in pressure Automatic Identificatien system of filling machine, this system is in the filling machine working procedure, can discern the pressure of aerating pipeline automatically, and pressing force order is from low to high opened each road cut-off valve in the filling machine, get gas from the natural gas steel cylinder and give the gas equipment aerating, because the pressure rank of natural gas steel cylinder is often to change, therefore when the pressure of a certain group of natural gas steel cylinder is lower than setting value after, promptly disconnect itself and being connected of filling machine, with standby natural gas steel cylinder group replacement.
That the present invention has is simple in structure, easy to operate, the investment is low, the advantage of instant effect, and market prospects are very wide.
Description of drawings
Fig. 1 is the layout and the structural representation of tank car;
Fig. 2 is a structural representation of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, 2, comprise trailer, natural gas steel cylinder shipping container 2, filling machine 6, pipe-line system and pneumatics pump 8, described natural gas steel cylinder shipping container 2 is installed on the recessing 1 of trailer, form by shipping container and inner many groups natural gas steel cylinder thereof, every group of natural gas steel cylinder all comes together in a gas pipeline, and is connected with filling machine 6 by pipe-line system; Described filling machine 6 is a pressure self-identifying filling machine, comprise pressure transmitter 4, the built-in cut-off valve of filling machine, pressure judgement control module, computerized control system and low pressure air system, its with pipeline that each group natural gas steel cylinder is connected on pressure transmitter 4 is set respectively, pressure judges that control module is connected with the built-in cut-off valve of filling machine with each pressure transmitter 4 by lead, and computerized control system judges that with pressure control module is connected; Described pipe-line system comprises high pressure hose 3 and aerating pipeline, and the two ends of high pressure hose 3 are connected with aerating pipeline in the station with the trailer gas pipeline respectively.Described shipping container 1 back is a dodge gate, and four jiaos of bottom surfaces firmly are connected with recessing, and all the other each faces are dismountable fixed panel and vent hole is installed.Be separately installed with cut-off valve 5, exhaust-valve 15 and pressure gauge 13 on the gas pipeline of described natural gas steel cylinder group 2; Be connected by equilibrium valve 16 between the described gas pipeline.Described gas pipeline was equipped with safety valve 15 before cut-off valve.Be connected with the fast-assembling female by fast-assembling male 7 between described gas pipeline and the pipe-line system.Described filling machine is at least 2.Described aerating pipeline is connected with each filling machine after pressure transmitter along separate routes.Described natural gas steel cylinder shipping container is at least two covers.Wherein a cover is standby natural gas steel cylinder shipping container.Described air compressor judges that by low-pressure air pipeline 11 and pressure control module links to each other.Described low-pressure air pipeline 11 comprises pressure gauge 9, the built-in air-filtering pressure governor 12 of cut-off valve 10 and filling machine.
Natural gas steel cylinder shipping container is two covers, wherein a cover is standby natural gas steel cylinder shipping container, be installed on the recessing of trailer, form by shipping container and four groups of inner natural gas steel cylinders thereof, every group of natural gas steel cylinder has 39 and fixation, avoid moving in the roping process, shipping container requires to have enough intensity, its back is a dodge gate, the bottom surface sky, all the other each faces are dismountable fixed panel and have heat radiation, vent hole, four jiaos of bottom surfaces firmly are connected with recessing, the bottle group makes to finish needs butt welded seam to do the flaw detection of porcelain powder, pipeline is done the pressure test of 37.5MPa, comprise the 20MPa air tightness test of gas cylinder, every group of natural gas steel cylinder all comes together in a gas pipeline, be respectively equipped with cut-off valve 5 on it, exhaust-valve 14 and pressure gauge 13, link by equilibrium valve 16 between each gas pipeline, gas pipeline also was provided with safety valve 15 before cut-off valve 5, the inlet end of high pressure hose 3 is connected with the trailer gas pipeline by ready-packaged joint, filling machine is two, and the aerating pipeline is connected with each filling machine after pressure transmitter 7 along separate routes, and is provided with control valve 9 on each branch road.Pneumatics pump 8 is one.By comprising the low-pressure air pipeline 11 of pressure gauge 9, cut-off valve 10 and air-filtering pressure governor 12, judge that with filling machine pressure control module is connected.
Natural gas steel cylinder shipping container is five covers, wherein quadruplet is standby natural gas steel cylinder shipping container, be installed on the recessing of trailer, form by shipping container and four groups of inner natural gas steel cylinders thereof, every group of natural gas steel cylinder has 39 and fixation, avoid moving in the roping process, shipping container requires to have enough intensity, its back is a dodge gate, four jiaos of bottom surfaces firmly are connected with recessing, all the other each faces are dismountable fixed panel and have heat radiation, vent hole, the bottle group makes to finish needs butt welded seam to do the flaw detection of porcelain powder, pipeline is done the pressure test of 37.5MPa, comprise the 20MPa air tightness test of gas cylinder, every group of natural gas steel cylinder all comes together in a gas pipeline, be respectively equipped with cut-off valve 5 on it, exhaust-valve 14 and pressure gauge 13, each gas pipeline was connected by equilibrium valve 16 before cut-off valve, gas pipeline also was provided with safety valve 15 before cut-off valve 5, the inlet end of high pressure hose 3 is connected with the trailer gas pipeline by ready-packaged joint, filling machine is two, the aerating pipeline is connected with each filling machine after pressure transmitter 7 along separate routes, and is provided with control valve 9 on each branch road.Pneumatics pump 8 is one.By comprising the low-pressure air pipeline 11 of pressure gauge 9, cut-off valve 10 and air-filtering pressure governor 12, judge that with filling machine pressure control module is connected.
Natural gas steel cylinder shipping container is seven covers, wherein six covers are standby natural gas steel cylinder shipping container, be installed on the recessing of trailer, form by shipping container and four groups of inner natural gas steel cylinders 2 thereof, every group of natural gas steel cylinder has 39 and fixation, avoid moving in the roping process, shipping container requires to have enough intensity, its back is a dodge gate, four jiaos of bottom surfaces firmly are connected with recessing, all the other each faces are dismountable fixed panel and have heat radiation, vent hole, the bottle group makes to finish needs butt welded seam to do the flaw detection of porcelain powder, pipeline is done the pressure test of 37.5MPa, comprise the 20MPa air tightness test of gas cylinder, every group of natural gas steel cylinder all comes together in a gas pipeline, be respectively equipped with cut-off valve 5 on it, exhaust-valve 14 and pressure gauge 13, each gas pipeline was connected by equilibrium valve 16 before cut-off valve 5, gas pipeline also was provided with safety valve 15 before cut-off valve 5, the inlet end of high pressure hose 3 is connected with the trailer gas pipeline by ready-packaged joint, filling machine is two, the aerating pipeline is connected with each filling machine after pressure transmitter 7 along separate routes, and is provided with control valve 9 on each branch road.
Filling machine is four linear pressure self-identifying filling machines, by pressure transmitter 7, the built-in cut-off valve of filling machine, pressure is judged control module, computerized control system and low pressure air system are formed, its with pipeline that each group natural gas steel cylinder 2 is connected on pressure transmitter 7 is set respectively, pressure judges that control module is connected with the built-in cut-off valve of each pressure transmitter and filling machine by lead, air compressor links to each other with the built-in cut-off valve of filling machine by the low-pressure air pipeline, computerized control system judges that with pressure control module is connected, pressure is judged control module, the structure of computerized control system, mounting point and connection and control mode all can adopt prior art to realize, and adopt existing software engineering coding to control automatically.Filling machine of the present invention is: bleed pressure self-identifying compressed natural gas filling machine once disclosed in the patent No. is 200620139448.2 patent documentation.Here just repeat no more.
Working principle of the present invention is: each is organized the natural gas steel cylinder and is connected with filling machine by high pressure hose, after filling machine starts, patrols and examines and the force value of four pressure transmitters outputs relatively, opens the pneumatic valve in the filling machine of pressure most tube correspondence.When adding throughput for the moment less than the value of setting, open the pneumatic valve of the filling machine of pressure pipeline correspondence placed in the middle, close low pressure valve; When adding throughput less than the value of setting two, open the pneumatic valve of the filling machine of pressure time high pipeline correspondence, close middle pressure valve; When adding throughput less than the value of setting three, open the pneumatic valve of the filling machine of pressure maximum tube road correspondence, close the sub-high pressure valve; When adding throughput less than the value of setting four, close high pressure valve, finish aerating, the value of setting one, two, three, four is a filling machine inner control parameter, can manual setting, thus guarantee the gas cylinder reasonable set is got gas, and guarantee that CNG is full of gas equipment; When certain gas cylinder group pressure is lower than 7MPa, connected high pressure hose is pulled down, be connected on the gas cylinder group of standby trailer; After four gas cylinder groups of current trailer are all pulled down, draw toward female station aerating by trailer.Need stop aerating 5min when changing the gas cylinder group.
The key technical indexes of the present invention is as follows:
Ambient temperature :-25～55 ℃
Ambient humidity: 30～90%RH
Bleed pressure: 20～23MPa
Aerating pressure range: 15～20MPa
Power supply: 220VAC ± 20%, 2ph
Full station electric power :≤5kW
The full station daily output: 8000～10000Nm3,
Have advantages such as little, the operation of investment, maintenance cost be low, the full station equipment of conventional CNG air entraining substation is invested 5,000,000 yuan, and the full station equipment investment of intelligent CNG air entraining substation only is 1,500,000 yuans, greatly reduce out the threshold of gas station construction, the large size of being convenient to gas station is promoted, the conventional substation electric power 90Kw that stands entirely, and need more change engine oil etc., operating cost is 0.50 yuan/m
3, the utility model power of standing entirely is no more than 5kW, does not need machine oil, and operating cost only is 0.20 yuan/m
3, and do not need investments such as power expansion.
The present invention is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present invention; though but on its shape or structure, do any variation, every have identical with a present invention or akin technological scheme, all within its protection domain.
Claims (9)
1. intelligent type natural gas supply substation, comprise trailer, natural gas steel cylinder shipping container, filling machine, pipe-line system and pneumatics pump, it is characterized in that: described natural gas steel cylinder shipping container is installed on the recessing of trailer, form by shipping container and inner many groups natural gas steel cylinder thereof, every group of natural gas steel cylinder all comes together in a gas pipeline, and links by pipe-line system and filling machine; Described filling machine is a pressure self-identifying filling machine, comprise pressure transmitter, cut-off valve, pressure judgement control module and computerized control system, itself and each are organized on the joining pipeline of natural gas steel cylinder pressure transmitter and cut-off valve are set respectively, pressure judges that control module is connected with cut-off valve with each pressure transmitter by lead, and computerized control system judges that with pressure control module is connected; Described pipe-line system comprises high pressure hose and aerating pipeline, the two ends of high pressure hose are connected with the aerating pipeline with gas pipeline respectively, the aerating pipeline is provided with pressure gauge, is respectively equipped with control valve before and after the pressure gauge, and pressure gauge links to each other with natural gas aerating machine with control valve successively by pipeline.
2. intelligent type natural gas supply substation according to claim 1 is characterized in that: described shipping container back is a dodge gate, and four jiaos of bottom surfaces firmly are connected with recessing, and all the other each faces are dismountable fixed panel and vent hole is installed.
3. intelligent type natural gas supply substation according to claim 1 is characterized in that: be separately installed with cut-off valve, exhaust-valve and pressure gauge on the gas pipeline of described natural gas steel cylinder.
4. intelligent type natural gas supply substation according to claim 3 is characterized in that: above-mentioned gas pipeline was connected by equilibrium valve before cut-off valve.
5. intelligent type natural gas supply substation according to claim 3 is characterized in that: described gas pipeline was equipped with safety valve before cut-off valve.
6. intelligent type natural gas supply substation according to claim 1 is characterized in that: be connected with the fast-assembling female by the fast-assembling male between described gas pipeline and the pipe-line system.
7. intelligent type natural gas supply substation according to claim 1 is characterized in that: described filling machine is at least 2.
8. intelligent type natural gas supply substation according to claim 1 is characterized in that: described aerating pipeline is connected with each filling machine after pressure transmitter along separate routes.
9. intelligent type natural gas supply substation according to claim 1 is characterized in that: described natural gas steel cylinder shipping container is at least two covers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100549447A CN101105260A (en) | 2007-08-13 | 2007-08-13 | Intelligent type natural gas supply substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100549447A CN101105260A (en) | 2007-08-13 | 2007-08-13 | Intelligent type natural gas supply substation |
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| Publication Number | Publication Date |
|---|---|
| CN101105260A true CN101105260A (en) | 2008-01-16 |
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ID=38999281
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100549447A Pending CN101105260A (en) | 2007-08-13 | 2007-08-13 | Intelligent type natural gas supply substation |
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| CN (1) | CN101105260A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102242865A (en) * | 2011-04-11 | 2011-11-16 | 青岛中油通用机械有限公司 | Continuous gas supply device of hydraulic substation trailer |
| CN106322103A (en) * | 2016-10-14 | 2017-01-11 | 浙江记玛压缩机有限公司 | Stepped type gas-filling station and control method thereof |
-
2007
- 2007-08-13 CN CNA2007100549447A patent/CN101105260A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102242865A (en) * | 2011-04-11 | 2011-11-16 | 青岛中油通用机械有限公司 | Continuous gas supply device of hydraulic substation trailer |
| CN106322103A (en) * | 2016-10-14 | 2017-01-11 | 浙江记玛压缩机有限公司 | Stepped type gas-filling station and control method thereof |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHENGZHOU GERUIKE OIL EQUIPMENT CO.,LTD. Free format text: FORMER OWNER: WANG YONGTAO Effective date: 20081107 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20081107 Address after: B527, 96 Ruida Road, Zhengzhou hi tech Industrial Development Zone, Henan, Zhengzhou Province, China: 450000 Applicant after: Greka (ZZ) Petroleum Equipment Co., Ltd. Address before: 1, unit 6, building 109, Zhongyuan Road, Puyang City, Henan Province, China, 402: 450052 Applicant before: Wang Yongtao |
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20080116 |