CN207065098U - City gas leaks emergency set with dimethyl ether - Google Patents
City gas leaks emergency set with dimethyl ether Download PDFInfo
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- CN207065098U CN207065098U CN201721031990.0U CN201721031990U CN207065098U CN 207065098 U CN207065098 U CN 207065098U CN 201721031990 U CN201721031990 U CN 201721031990U CN 207065098 U CN207065098 U CN 207065098U
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Abstract
Emergency set is leaked with dimethyl ether, including fillings of No.1 storage tank, No. two storage tanks, raffinate, gas phase pipe, main liquid phase outlet pipe, main liquid phase inlet pipe, branch liquid phase inlet pipe, branch liquid phase outlet pipe one, branch gas phase pipe one, branch liquid phase outlet pipe two, branch gas phase pipe two, high-voltage tube, high-pressure pump, water injection valve of meeting an urgent need, main blow-off pipe, branch blow-off pipe one, branch blow-off pipe two, trapped well, compressed pipe, branch compressed pipe one, branch compressed pipe two, blowoff valve, raffinate pipe, take out residual connecting tube, compressor, forcing pipe the utility model discloses a kind of city gas.The utility model is to note water into after No.1 storage tank or No. two storage tanks, make root stop valve one, root ball valve one or root stop valve two, root ball valve two leak and water, it so can both handle leakage point, tank switching can be played a part of again, the time is striven to obtain for emergency processing, so as to prevent forming explosion gas in No.1 storage tank or No. two storage tanks, the generation to eliminate danger, the loss of dimethyl ether is also reduced, prevents economic loss from further expanding.
Description
Technical field
Dimethyl ether leakage emergency set technology class is the utility model is related to, particularly a kind of city gas is leaked with dimethyl ether
Emergency set field.
Background technology
The current city gas supply in China is most widely liquefied petroleum gas, and its liquefied storage is convenient, and facility is simple, both may be used
Bottle gas supply, again can pipeline supply, welcome by various regions, therefore there is wide market in many Small Urbans or even rural area.
But with the rise of International Crude Oil, the price of liquefied petroleum gas is also rising steadily.Many villages and small towns users are due to economically
Hold and can't stand, give it up one after another, change and burn firewood wood, it will cause the reduction of area of woods, be unfavorable for the balance of ecology.Therefore develop
The new source of the gas of city gas is extremely urgent.
City gas dimethyl ether refers to that supplying use, gaseous mass in cities and towns as combustion gas meets existing national standards
《City gas dimethyl ether》Dimethyl ether (DME) as defined in GB 25035.
City gas is the small product of a kind of colourless, nontoxic, non-carcinogenesis, corrosivity with dimethyl ether, and combustibility
Good, the thermal efficiency is high, in combustion process without residue, it is low without black smoke, CO, NO discharge capacity, dimethyl ether can mix oil liquefied gas, coal gas or
Natural gas multifuel combustion simultaneously can improve heat, when >=95% dimethyl ether can use directly as the fuel for substituting liquefied gas.So it will
It is probably a kind of preferable clean fuel for substituting liquefied gas.The alternative coal gas of dimethyl ether, liquefied petroleum gas are used for domestic fuel.
Steam pressure is 0.5MPa under dimethyl ether normal temperature, and at equal temperature, the saturated vapour pressure of dimethyl ether is less than liquefied gas, storage transport
More safer than liquefied petroleum gas, if dimethyl ether is used alone as fuel, its pressure rating meets liquefied gas requirement, can use existing liquid
LPG cylinder is centralized and unified canned, and kitchen range also can be general with liquefied gas stove.Dimethyl ether can also be incorporated into city with certain proportion
It is used in coal gas or natural gas as peak regulation, and gas quality can be improved, improves calorific value.At equal temperature, dimethyl ether saturation is steamed
Air pressure is less than liquefied petroleum gas, thus it is stored, transport is more safer than liquefied petroleum gas；Dimethyl ether LEL ratio in atmosphere
Liquefied petroleum gas doubles, therefore in use, also than liquefied petroleum gas safety；Although dimethyl ether calorific value compares liquefied gas
It is low, but because dimethyl ether itself is oxygen-containing, required air is far below liquefied gas, therefore dimethyl ether premix gas calorific value in combustion
And theoretical temperature combustion is above liquefied petroleum gas.
In summary, though liquefied petroleum gas or natural gas secure an adequate supply with from the point of view of price containment, or from environmental protection
For angle, the source of the gas of new city gas is required for supplement or adjust.And the performance of city gas dimethyl ether is good, matter
Measure, cost it is low, the supplement of city gas can be made.
In process of the present invention is realized, inventor has found that at least there are the following problems in the prior art：
What is stored in dimethyl ether storage tank is liquid dimethyl ether, and the headroom in dimethyl ether storage tank is gaseous state diformazan
Ether, when the liquid phase valve damage of dimethyl ether storage pot bottom, liquid dimethyl ether is caused to reveal, the liquid two in dimethyl ether storage tank
Methyl ether will gasify rapidly, and volume can expand 250-300 times, form explosion gas, now with regard to danger close, and prior art is not
The gas occurred in leakage in dimethyl ether storage tank can be shifted.
Utility model content
The purpose of this utility model is above-mentioned to solve the problems, such as, and a kind of city gas provided should with dimethyl ether leakage
Anxious device.
To achieve the above object, the utility model adopts the following technical scheme that：
A kind of city gas with dimethyl ether leak emergency set, including the filling of No.1 storage tank, No. two storage tanks, raffinate, gas phase pipe,
Main liquid phase outlet pipe, main liquid phase inlet pipe, branch liquid phase inlet pipe, branch liquid phase outlet pipe one, branch gas phase pipe one, branch liquid phase outlet pipe two, branch gas phase
Pipe two, high-voltage tube, high-pressure pump, emergent water injection valve, main blow-off pipe, branch blow-off pipe one, branch blow-off pipe two, trapped well, compressed pipe, branch
Compressed pipe one, branch compressed pipe two, wherein, the main liquid phase inlet pipe, main liquid phase outlet pipe, gas phase pipe, compressed pipe store up with No.1 respectively
Tank connection is logical；No. two storage tanks connection is connected with branch liquid phase inlet pipe, branch liquid phase outlet pipe one, branch gas phase pipe one, branch compressed pipe one, and
The branch liquid phase inlet pipe is connected with main liquid phase inlet pipe to be led to, and the branch liquid phase outlet pipe one is connected logical, the branch gas with main liquid phase outlet pipe
The connection of phase Guan Yiyu gas phases pipe is logical, and the branch compressed pipe one is connected logical with compressed pipe；The raffinate filling connection is connected with branch liquid phase and gone out
Pipe two, branch gas phase pipe two, branch compressed pipe two, and the branch liquid phase outlet pipe two is connected logical, the branch gas phase with branch liquid phase outlet pipe one
The connection of Guan Eryu branch gas phases pipe one is logical, and the branch compressed pipe two is connected logical with branch compressed pipe one；
One end of the main blow-off pipe is connected with No. two storage tanks to be led to, and the other end of the main blow-off pipe inserts trapped well；Institute
State one end of branch blow-off pipe one and No.1 storage tank is connected and led to, the other end of the branch blow-off pipe one is connected with main blow-off pipe to be led to；Institute
State one end of branch blow-off pipe two and raffinate fills connection and led to, the other end of the branch blow-off pipe two is connected with main blow-off pipe to be led to；It is described
One end of high-voltage tube is connected with the middle part of main blow-off pipe to be led to, and the other end of the high-voltage tube is connected logical, the height with fire extinguisher canvas hose
Press pump is arranged on high-voltage tube, and the emergent water injection valve is arranged on the high-voltage tube between high-pressure pump and main blow-off pipe.
Further, a kind of city gas leaks emergency set with dimethyl ether, in addition to blowoff valve, the main blow-off pipe with
No. two storage tank places of connecting are provided with twice blowoff valve, and one of blowoff valve is provided with the main blow-off pipe above trapped well；It is described
Branch blow-off pipe one is also equipped with twice blowoff valve with the No.1 storage tank place of connecting；The branch blow-off pipe two connects place with residual liquid tank
It is also equipped with twice blowoff valve.
Further, a kind of city gas leaks emergency set, in addition to root stop valve one, root ball valve with dimethyl ether
First, root check-valves one, quick action emergency valve one, tank car loading hatch ball valve, tank car loading hatch stop valve, the main liquid phase inlet pipe,
Main liquid phase outlet pipe, gas phase pipe, compressed pipe and the No.1 storage tank place of connecting are respectively arranged with root stop valve one, root ball valve one,
And root stop valve one is located at the lower section of root ball valve one；The top of the main liquid phase inlet pipe is additionally provided with one of root check-valves
One, the top of the main liquid phase outlet pipe is additionally provided with one of quick action emergency valve one, and root check-valves one, quick action emergency valve one
In the lower section of root stop valve one；The main liquid phase inlet pipe, main liquid phase outlet pipe, the lower end of gas phase pipe are also respectively provided with tank car dress
A mouthful ball valve, tank car loading hatch stop valve are unloaded, and tank car loading hatch ball valve is located at the top of tank car loading hatch stop valve.
Further, a kind of city gas leaks emergency set, in addition to root stop valve two, root ball valve with dimethyl ether
2nd, root check-valves two, quick action emergency valve two, the branch liquid phase inlet pipe, branch liquid phase outlet pipe one, branch gas phase pipe one, branch compressed pipe
One and No. two storage tank place of connecting is respectively arranged with root stop valve two, root ball valve two, and root stop valve two is located at root
The lower section of ball valve two；The top of the branch liquid phase inlet pipe is additionally provided with one of root check-valves two, the branch liquid phase outlet pipe one
Top is additionally provided with one of quick action emergency valve two, and root check-valves two, quick action emergency valve two are located under root stop valve two
Side.
Further, a kind of city gas leaks emergency set, in addition to root stop valve three, root ball valve with dimethyl ether
3rd, raffinate pipe, take out residual connecting tube, compressor, forcing pipe, compressor control valve, one end of the raffinate pipe fills with raffinate to be connected
Logical, the other end of the raffinate pipe leads to taking out residual connecting tube and being connected；The branch liquid phase outlet pipe two, branch gas phase pipe two, branch compressed pipe
2nd, raffinate pipe and raffinate fill the place of connecting and are respectively arranged with root stop valve three, root ball valve three, and root stop valve three is located at
The lower section of root ball valve three；One end of the forcing pipe is connected logical, the other end and gas phase of the forcing pipe with taking out residual connecting tube
The bottom connection of pipe is logical, and compressor control valve is additionally provided with the forcing pipe；One end of the compressed pipe connects with No.1 storage tank
Connect, the other end of the compressed pipe is connected with compressor to be led to.
Further, the raffinate pipe also includes residual valve, and the forcing pipe also includes pressurizing valve, and the raffinate pipe is with taking out
The residual connecting tube place of connecting is provided with residual valve, and the forcing pipe is provided with pressurizing valve with taking out the residual connecting tube place of connecting.
Further, the compressor also includes pressurization connecting tube, compressor stop valve, compressor ball valve, the pressurization
One end of connecting tube is connected with compressor to be led to, and the middle part connection of the other end and forcing pipe of the pressurization connecting tube is logical；It is described to add
Compressor stop valve is provided with the middle part of pressure connecting tube, the compressed pipe is provided with compressor ball valve with the compressor place of connecting.
By adopting the above-described technical solution, the beneficial effects of the utility model are：
In the utility model, pass through branch gas phase pipe one, branch gas phase pipe two, high-voltage tube, high-pressure pump, emergent water injection valve, main row
Dirty pipe, branch blow-off pipe one, compressor, compressed pipe, branch compressed pipe one and the second-class collocation of branch compressed pipe are set, and are carried out accordingly
Operation, after No.1 storage tank or No. two storage tanks are entered in water filling, root stop valve one, root ball valve one or root stop valve two, root
Ball valve two leak and water, so both can establishment officer processing leakage point, tank switching can be played a part of again, striven for emergency processing
The time is obtained, so as to prevent forming explosion gas in No.1 storage tank or No. two storage tanks, the generation to eliminate danger, also reduces dimethyl ether
Loss, prevents economic loss from further expanding.
Brief description of the drawings
The utility model is described further with reference to the accompanying drawings and examples.
(same section label is consistent in following figure)
Fig. 1 is overall structure diagram of the present utility model.
In figure, 1. No.1 storage tanks, 2. No. two storage tanks, 3. raffinates fill, and 4. gas phase pipes, 5. main liquid phase outlet pipes, 6. main liquid phases enter
Pipe, 7. root stop valves one, 7-1. roots ball valve one, 8. root check-valves one, 8-1. quick action emergency valves one, 8-2. roots non-return
Valve two, 8-3. quick action emergency valves two, 9. root stop valves two, 9-1. roots ball valve two, 9-2. roots stop valve three, 9-3. roots
Ball valve three, 10. liquid phase inlet pipes, 11. liquid phase outlet pipes one, 11-1. branch liquid phases outlet pipe two, 12. gas phase pipes one, 12-1. branch
Gas phase pipe two, 13. high-voltage tubes, 14. high-pressure pumps, 15. emergent water injection valves, 16. main blow-off pipes, 17. blow-off pipes one, 17-1. branch
Blow-off pipe two, 18. blowoff valves, 19. trapped wells, 20. fire extinguisher canvas hoses, 21. raffinate pipes, 22. take out residual connecting tube, and 22-1. falls residual valve,
22-2. pressurizing valves, 23. forcing pipes, 24. compressor control valves, 25. compressed pipes, 25-1. branch compressed pipe one, 25-1. branch compressed pipes
Two, 26. compressors, 27. pressurization connecting tubes, 28. compressor stop valves, 28-1. compressor ball valves, 29. tank car loading hatch ball valves,
30. tank car loading hatch stop valve, 31. dimethyl ether gas cylinders.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
In the utility model description, it is to be understood that term " on ", " under ", " interior ", " outer " "left", "right" " top "
Indicating positions such as " bottoms " or position relationship be based on the position relationship described in accompanying drawing, be for only for ease of description the utility model or
Simplify description, rather than the specific orientation that instruction must have.
As shown in figure 1, a kind of city gas leaks emergency set, including No.1 storage tank, No. two storage tanks, raffinates with dimethyl ether
Filling, gas phase pipe, main liquid phase outlet pipe, main liquid phase inlet pipe, branch liquid phase inlet pipe, branch liquid phase outlet pipe one, branch gas phase pipe one, branch liquid phase outlet pipe
2nd, branch gas phase pipe two, high-voltage tube, high-pressure pump, emergent water injection valve, main blow-off pipe, branch blow-off pipe one, branch blow-off pipe two, trapped well,
Compressed pipe, branch compressed pipe one, branch compressed pipe two, wherein, the main liquid phase inlet pipe, main liquid phase outlet pipe, gas phase pipe, compressed pipe difference
It is connected with No.1 storage tank logical；No. two storage tanks connection is connected with branch liquid phase inlet pipe, branch liquid phase outlet pipe one, branch gas phase pipe one, branch pressure
The draw one, and the branch liquid phase inlet pipe is connected with main liquid phase inlet pipe and led to, the branch liquid phase outlet pipe one is connected with main liquid phase outlet pipe leads to,
The branch gas phase Guan Yiyu gas phases pipe connection is logical, and the branch compressed pipe one is connected logical with compressed pipe；The raffinate fills connection and is connected with
Branch liquid phase outlet pipe two, branch gas phase pipe two, branch compressed pipe two, and the branch liquid phase outlet pipe two is connected logical, institute with branch liquid phase outlet pipe one
It is logical to state the connection of branch gas phase Guan Eryu branch gas phases pipe one, the branch compressed pipe two is connected with branch compressed pipe one to be led to.
One end of the main blow-off pipe is connected with No. two storage tanks to be led to, and the other end of the main blow-off pipe inserts trapped well；Institute
State one end of branch blow-off pipe one and No.1 storage tank is connected and led to, the other end of the branch blow-off pipe one is connected with main blow-off pipe to be led to；Institute
State one end of branch blow-off pipe two and raffinate fills connection and led to, the other end of the branch blow-off pipe two is connected with main blow-off pipe to be led to；It is described
One end of high-voltage tube is connected with the middle part of main blow-off pipe to be led to, and the other end of the high-voltage tube is connected logical, the height with fire extinguisher canvas hose
Press pump is arranged on high-voltage tube, and the emergent water injection valve is arranged on the high-voltage tube between high-pressure pump and main blow-off pipe.
In embodiments, it is preferred that a kind of city gas leaks emergency set, in addition to blowoff valve, institute with dimethyl ether
State main blow-off pipe and No. two storage tank places of connecting are provided with twice blowoff valve, be provided with together on the main blow-off pipe above trapped well
Blowoff valve；The branch blow-off pipe one is also equipped with twice blowoff valve with the No.1 storage tank place of connecting；The branch blow-off pipe two with it is residual
The flow container place of connecting is also equipped with twice blowoff valve.
In embodiments, it is preferred that a kind of city gas leaks emergency set, in addition to root stop valve with dimethyl ether
First, root ball valve one, root check-valves one, quick action emergency valve one, tank car loading hatch ball valve, tank car loading hatch stop valve, it is described
Main liquid phase inlet pipe, main liquid phase outlet pipe, gas phase pipe, compressed pipe and the No.1 storage tank place of connecting be respectively arranged with root stop valve one,
Root ball valve one, and root stop valve one is located at the lower section of root ball valve one；The top of the main liquid phase inlet pipe is additionally provided with one
Road root check-valves one, the top of the main liquid phase outlet pipe are additionally provided with one of quick action emergency valve one, and root check-valves one, tight
Anxious stop valve one is located at the lower section of root stop valve one；The main liquid phase inlet pipe, main liquid phase outlet pipe, the lower end of gas phase pipe are also distinguished
Tank car loading hatch ball valve, tank car loading hatch stop valve are provided with, and tank car loading hatch ball valve is located at tank car loading hatch stop valve
Top.
In embodiments, it is preferred that a kind of city gas leaks emergency set, in addition to root stop valve with dimethyl ether
2nd, root ball valve two, root check-valves two, quick action emergency valve two, the branch liquid phase inlet pipe, branch liquid phase outlet pipe one, branch gas phase pipe
First, branch compressed pipe one and No. two storage tank places of connecting are respectively arranged with root stop valve two, root ball valve two, and root stop valve
Two are located at the lower section of root ball valve two；The top of the branch liquid phase inlet pipe is additionally provided with one of root check-valves two, the branch liquid
The top of phase outlet pipe one is additionally provided with one of quick action emergency valve two, and root check-valves two, quick action emergency valve two are cut positioned at root
The only lower section of valve two.
In embodiments, it is preferred that a kind of city gas leaks emergency set, in addition to root stop valve with dimethyl ether
3rd, root ball valve three, raffinate pipe, take out residual connecting tube, compressor, forcing pipe, compressor control valve, one end of the raffinate pipe with
Raffinate fills connection and led to, and the other end of the raffinate pipe leads to taking out residual connecting tube and being connected；The branch liquid phase outlet pipe two, branch gas phase pipe
2nd, branch compressed pipe two, raffinate pipe and raffinate fill the place of connecting and are respectively arranged with root stop valve three, root ball valve three, and root
Stop valve three is located at the lower section of root ball valve three；One end of the forcing pipe leads to taking out residual connecting tube and being connected, the forcing pipe
The other end is connected with the bottom of gas phase pipe to be led to, and compressor control valve is additionally provided with the forcing pipe；One end of the compressed pipe
It is connected and leads to No.1 storage tank, the other end of the compressed pipe is connected with compressor is led to.
In embodiments, it is preferred that the raffinate pipe also includes residual valve, and the forcing pipe also includes pressurizing valve, institute
State raffinate pipe and take out the residual connecting tube place of connecting and be provided with residual valve, the forcing pipe is provided with taking out the residual connecting tube place of connecting
Pressurizing valve.
In embodiments, it is preferred that the compressor also includes pressurization connecting tube, compressor stop valve, compressor ball
Valve, one end of the pressurization connecting tube is connected with compressor to be led to, and is connected in the middle part of the other end and forcing pipe of the pressurization connecting tube
Connect；Compressor stop valve is provided with the middle part of the pressurization connecting tube, the compressed pipe is provided with the compressor place of connecting
Compressor ball valve.
In practice of the present utility model, specifically, the main liquid phase inlet pipe that is connected when No.1 storage tank, main liquid phase
Leakage failure occurs for root stop valve one, root ball valve one in outlet pipe, turns on root stop valve two, the root of branch compressed pipe one
Portion's ball valve two, and compressor control valve, compressor stop valve, compressor ball valve, compressor and branch gas phase pipe two are opened according to this
Root stop valve three, root ball valve three, by the air pressure in No. two storage tanks, by compressor successively by branch compressed pipe one, pressure
The draw, pressurization connecting tube, forcing pipe, gas phase pipe, branch gas phase pipe one, branch gas phase pipe two are evacuated to residual liquid tank.Start immediately simultaneously high
Press pump, emergent water injection valve, the blowoff valve on branch blow-off pipe one are opened, the water after pressurization is according to through high-voltage tube, main blow-off pipe, branch blowdown
Pipe one pours into No.1 storage tank, and what is stored by No.1 storage tank is liquid dimethyl ether, and the weight ratio water of liquid dimethyl ether is light, this
When main liquid phase inlet pipe, the root stop valve one in main liquid phase outlet pipe, root ball valve one reveal and No.1 storage tank in poured into
Water, it is possible to carry out rush repair, if for the moment can not handle, water can be poured into No.1 storage tank always, now, because not
Disconnectedly toward No.1 storage tank high pressure water injection, so to pay close attention to the liquid level of No.1 storage tank, when liquid level will close in storage tank gas phase pipe,
During the height of compressed pipe, close compressor and compressor control valve, compressor ball valve, the root for then opening compressed pipe are cut immediately
Only valve one, root ball valve one, No.1 storage tank, No. two storage tanks can be connected by compressed pipe, branch compressed pipe one, because of No.1 storage tank pressure
After power is higher than No. two storage tanks, and dimethyl ether liquid gas face is higher than gas phase pipe, compressed pipe, the dimethyl ether in No.1 storage tank will pass through pressure
The draw, branch compressed pipe one are down in No. two storage tanks.Certainly, root stop valve one, the root ball valve one of gas phase pipe can be also opened, is propped up
Root stop valve two, the root ball valve two of gas phase pipe one, No.1 storage tank, No. two storage tanks are passed through into gas phase pipe, branch gas phase Guan Yilian
It is logical, further quickly by the dimethyl ether in No.1 storage tank by gas phase pipe, branch gas phase pipe one down in No. two storage tanks.When water is noted
Enter No.1 storage tank back root part stop valve one, root ball valve one leak and water, so both can establishment officer processing leakage point, again
Tank switching can be played a part of, the time is striven to obtain for emergency processing, so as to prevent forming explosion gas in No.1 storage tank, eliminate danger
Occur, also reduce the loss of dimethyl ether, prevent economic loss from further expanding.
Similarly, in practice of the present utility model, specifically, the branch liquid phase inlet pipe that is connected when No. two storage tanks,
Leakage failure occurs for root stop valve two, root ball valve two in branch liquid phase outlet pipe one, turns on the root stop valve of compressed pipe
First, root ball valve one, and compressor control valve, compressor stop valve, compressor ball valve, compressor and branch gas phase are opened according to this
Root stop valve three, the root ball valve three of pipe two, by the air pressure in No.1 storage tank, pass through compressed pipe successively by compressor, add
Pressure connecting tube, forcing pipe, gas phase pipe, branch gas phase pipe one, branch gas phase pipe two are evacuated to residual liquid tank.Start high-pressure pump immediately simultaneously, beat
Emergent water injection valve, the twice blowoff valve on main blow-off pipe are driven, the water after pressurization pours into No. two storages according to through high-voltage tube, main blow-off pipe
Tank, what is stored by No. two storage tanks is liquid dimethyl ether, and the weight ratio water of liquid dimethyl ether is light, now branch liquid phase inlet pipe,
Root stop valve two, root ball valve two in branch liquid phase outlet pipe one are revealed and institute's priming charge in No. two storage tanks, it is possible to
Rush repair is carried out, if can not handle for the moment, water can be poured into No. two storage tanks always, now, because constantly toward No. two
Storage tank high pressure water injection, so the liquid level of No. two storage tanks is paid close attention to, when liquid level will branch gas phase pipe one, branch compression close in storage tank
During the height of pipe one, close compressor and compressor control valve, compressor ball valve immediately, the root of branch compressed pipe one is then opened
Stop valve two, root ball valve two, No. two storage tanks, No.1 storage tank can be connected by branch compressed pipe one, compressed pipe, because of No. two storage tanks
After pressure is higher than No.1 storage tank, and dimethyl ether liquid gas face is higher than branch gas phase pipe one, branch compressed pipe one, the dimethyl ether in No. two storage tanks
Will be by branch compressed pipe one, compressed pipe down in No.1 storage tank.Certainly, also can branch gas phase pipe one root stop valve two, root
Portion's ball valve two, root stop valve one, the root ball valve one of gas phase pipe are opened, No. two storage tanks, No.1 storage tank are passed through into branch gas phase pipe
First, gas phase pipe connects, and further quickly stores up the dimethyl ether in No. two storage tanks down to No.1 by branch gas phase pipe one, gas phase pipe
In tank.When water note into No. two storage tank back root part stop valves two, the leakage of root ball valve two and water, so both can be at establishment officer
Leakage point is managed, tank switching can be played a part of again, the time is striven to obtain for emergency processing, so as to prevent forming explosive gas in No. two storage tanks
Body, the generation to eliminate danger, the loss of dimethyl ether is also reduced, prevents economic loss from further expanding.
In practice of the present utility model, specifically, when needs are to there is the progress of the dimethyl ether gas cylinder of residual liquid
When taking out residual, the dimethyl ether gas cylinder need to be only communicated to and take out residual connecting tube, then open the root stop valve three of branch compressed pipe two, root
Ball valve three, while open compressor stop valve, compressor ball valve and pressurizing valve, start compressor toward in the dimethyl ether gas cylinder plus
Pressure, when the dimethyl ether gas cylinder when pressure higher than residual liquid tank when pressure when, be now shut off compressor and pressurizing valve, and open raffinate
Root stop valve three, the root ball valve three of pipe, then residual valve, the air-flow sound to be heard are opened again after the dimethyl ether gas cylinder is inverted
Residual valve can be closed, because the raffinate of the pressure difference factor dimethyl ether gas cylinder just strikes the beam in residual liquid tank, completes the dimethyl ether gas cylinder
Take out residual work.
All features disclosed in this specification, in addition to mutually exclusive feature, it can combine in any way.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (7)
1. a kind of city gas leaks emergency set with dimethyl ether, it is characterised in that：Including No.1 storage tank, No. two storage tanks, raffinates
Filling, gas phase pipe, main liquid phase outlet pipe, main liquid phase inlet pipe, branch liquid phase inlet pipe, branch liquid phase outlet pipe one, branch gas phase pipe one, branch liquid phase outlet pipe
2nd, branch gas phase pipe two, high-voltage tube, high-pressure pump, emergent water injection valve, main blow-off pipe, branch blow-off pipe one, branch blow-off pipe two, trapped well,
Compressed pipe, branch compressed pipe one, branch compressed pipe two, wherein, the main liquid phase inlet pipe, main liquid phase outlet pipe, gas phase pipe, compressed pipe difference
It is connected with No.1 storage tank logical；No. two storage tanks connection is connected with branch liquid phase inlet pipe, branch liquid phase outlet pipe one, branch gas phase pipe one, branch pressure
The draw one, and the branch liquid phase inlet pipe is connected with main liquid phase inlet pipe and led to, the branch liquid phase outlet pipe one is connected with main liquid phase outlet pipe leads to,
The branch gas phase Guan Yiyu gas phases pipe connection is logical, and the branch compressed pipe one is connected logical with compressed pipe；The raffinate fills connection and is connected with
Branch liquid phase outlet pipe two, branch gas phase pipe two, branch compressed pipe two, and the branch liquid phase outlet pipe two is connected logical, institute with branch liquid phase outlet pipe one
It is logical to state the connection of branch gas phase Guan Eryu branch gas phases pipe one, the branch compressed pipe two is connected with branch compressed pipe one to be led to；
One end of the main blow-off pipe is connected with No. two storage tanks to be led to, and the other end of the main blow-off pipe inserts trapped well；The branch
One end of blow-off pipe one is connected with No.1 storage tank to be led to, and the other end of the branch blow-off pipe one is connected with main blow-off pipe to be led to；The branch
One end of blow-off pipe two fills connection with raffinate and led to, and the other end of the branch blow-off pipe two is connected with main blow-off pipe to be led to；The high pressure
One end of pipe is connected with the middle part of main blow-off pipe to be led to, and the other end of the high-voltage tube is connected logical, the high-pressure pump with fire extinguisher canvas hose
It is arranged on high-voltage tube, the emergent water injection valve is arranged on the high-voltage tube between high-pressure pump and main blow-off pipe.
2. a kind of city gas according to claim 1 leaks emergency set with dimethyl ether, it is characterised in that：A kind of cities and towns
Combustion gas leaks emergency set with dimethyl ether, in addition to blowoff valve, the main blow-off pipe and No. two storage tank places of connecting are provided with two
Road blowoff valve, one of blowoff valve is provided with the main blow-off pipe above trapped well；The branch blow-off pipe one intersects with No.1 storage tank
The place of connecing is also equipped with twice blowoff valve；The branch blow-off pipe two is also equipped with twice blowoff valve with the residual liquid tank place of connecting.
3. a kind of city gas according to claim 1 leaks emergency set with dimethyl ether, it is characterised in that：A kind of cities and towns
Combustion gas leaks emergency set, in addition to root stop valve one, root ball valve one, root check-valves one, emergency cut-off with dimethyl ether
Valve one, tank car loading hatch ball valve, tank car loading hatch stop valve, the main liquid phase inlet pipe, main liquid phase outlet pipe, gas phase pipe, compressed pipe
Root stop valve one, root ball valve one are respectively arranged with the No.1 storage tank place of connecting, and root stop valve one is located at root ball
The lower section of valve one；The top of the main liquid phase inlet pipe is additionally provided with one of root check-valves one, the top of the main liquid phase outlet pipe
One of quick action emergency valve one is additionally provided with, and root check-valves one, quick action emergency valve one are located at the lower section of root stop valve one；Institute
State main liquid phase inlet pipe, main liquid phase outlet pipe, the lower end of gas phase pipe is also respectively provided with tank car loading hatch ball valve, tank car loading hatch ends
Valve, and tank car loading hatch ball valve is located at the top of tank car loading hatch stop valve.
4. a kind of city gas according to claim 1 leaks emergency set with dimethyl ether, it is characterised in that：A kind of cities and towns
Combustion gas leaks emergency set, in addition to root stop valve two, root ball valve two, root check-valves two, emergency cut-off with dimethyl ether
Valve two, the branch liquid phase inlet pipe, branch liquid phase outlet pipe one, branch gas phase pipe one, branch compressed pipe one and No. two storage tank places of connecting are distinguished
Root stop valve two, root ball valve two are provided with, and root stop valve two is located at the lower section of root ball valve two；The branch liquid phase is entered
The top of pipe is additionally provided with one of root check-valves two, and the top of the branch liquid phase outlet pipe one is additionally provided with one of quick action emergency valve
Two, and root check-valves two, quick action emergency valve two are located at the lower section of root stop valve two.
5. a kind of city gas according to claim 1 leaks emergency set with dimethyl ether, it is characterised in that：A kind of cities and towns
Combustion gas leaks emergency set with dimethyl ether, in addition to root stop valve three, root ball valve three, raffinate pipe, takes out residual connecting tube, compression
Machine, forcing pipe, compressor control valve, one end and the raffinate of the raffinate pipe fill connection and led to, and the other end of the raffinate pipe is with taking out
Residual connecting tube connection is logical；The branch liquid phase outlet pipe two, branch gas phase pipe two, branch compressed pipe two, raffinate pipe and raffinate fill and connect place
Root stop valve three, root ball valve three are respectively arranged with, and root stop valve three is located at the lower section of root ball valve three；The pressurization
One end of pipe leads to taking out residual connecting tube and being connected, and the other end of the forcing pipe is connected logical, the forcing pipe with the bottom of gas phase pipe
On be additionally provided with compressor control valve；One end of the compressed pipe be connected with No.1 storage tank it is logical, the other end of the compressed pipe with
Compressor connection is logical.
6. a kind of city gas according to claim 5 leaks emergency set with dimethyl ether, it is characterised in that：The raffinate
Pipe also includes residual valve, and the forcing pipe also includes pressurizing valve, and the raffinate pipe is provided with down with taking out the residual connecting tube place of connecting
Residual valve, the forcing pipe are provided with pressurizing valve with taking out the residual connecting tube place of connecting.
7. a kind of city gas according to claim 5 leaks emergency set with dimethyl ether, it is characterised in that：The compression
Machine also includes pressurization connecting tube, compressor stop valve, compressor ball valve, and one end of the pressurization connecting tube is connected with compressor
Logical, the middle part connection of the other end and forcing pipe of the pressurization connecting tube is logical；Compression is provided with the middle part of the pressurization connecting tube
Machine stop valve, the compressed pipe are provided with compressor ball valve with the compressor place of connecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721031990.0U CN207065098U (en) | 2017-08-17 | 2017-08-17 | City gas leaks emergency set with dimethyl ether |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721031990.0U CN207065098U (en) | 2017-08-17 | 2017-08-17 | City gas leaks emergency set with dimethyl ether |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207065098U true CN207065098U (en) | 2018-03-02 |
Family
ID=61516249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721031990.0U Active CN207065098U (en) | 2017-08-17 | 2017-08-17 | City gas leaks emergency set with dimethyl ether |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207065098U (en) |
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2017
- 2017-08-17 CN CN201721031990.0U patent/CN207065098U/en active Active
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