CN204804793U - Nitrogen device is annotated to portable system nitrogen - Google Patents
Nitrogen device is annotated to portable system nitrogen Download PDFInfo
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- CN204804793U CN204804793U CN201520469412.XU CN201520469412U CN204804793U CN 204804793 U CN204804793 U CN 204804793U CN 201520469412 U CN201520469412 U CN 201520469412U CN 204804793 U CN204804793 U CN 204804793U
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Abstract
The utility model provides a nitrogen device is annotated to portable system nitrogen, this nitrogen device is annotated to portable system nitrogen includes: air compressor unit, nitrogen gas emergence system, nitrogen gas turbocharging system, nitrogen gas distribution system, control system and sledge car, on the sledge car, system and nitrogen gas turbocharging system intercommunication take place for air compressor unit and nitrogen gas emergence system intercommunication, nitrogen gas, nitrogen gas turbocharging system and nitrogen gas distribution system intercommunication, and above -mentioned each part is connected with control system respectively. The utility model provides a nitrogen device is annotated to portable system nitrogen can realize the well head that need ask different pressure and annotate nitrogen simultaneously.
Description
Technical field
The utility model belongs to oil extraction in oil field technology field, relates generally to a kind of removable nitrogen making and injection device.
Background technology
Along with the scale of steam flooding, SAGD, steam soak is implemented, oil field has entered the exploitation middle and later periods.Current oil reservoir is dark, and stratum energy is not enough, and the steam soak of high round, steam flooding have been not enough to offset stratum energy deficit, and cause steam injection than declining, moisture content increases, and some oil well has arrived the economic limit of exploitation.
Nitrogen has that coefficient of thermal expansion is low, heat conductivity is low, heat up the characteristic such as slow, non-combustible also not combustion-supporting, therefore can be widely used in nitrogen pipeline purging in oil field oil exploitation process, recover the oil tubing string oil production technology technology, inflated with nitrogen under-balanced drilling technology, gas well draining, gas lift liquid drainage integrated pipe column, water injection well+nitrogen foam agent composite slug profile control technique, steam-nitrogen combined drive, a heavy oil wells nitrogen of oil tank replacement technique, nitrogen foam profile control technology, nitrogen-gas heat-insulating steam injection helps the occasion such as drainage technique, heavy crude heat extraction well shaft nitrogen-gas heat-insulating technique, be widely used.Simultaneously nitrogen gas source extensively (volume of nitrogen account for total atmosphere long-pending 78.12%), easily obtain.
But, when constructing, current nitrogen car processed generally can only realize the corresponding a bite well of a set of vehicle-mounted nitrogen-making device, and several mouthfuls of adjacent wells need at the same time note nitrogen construction time, can only realize by preparing many nitrogen cars processed, and this mode can be subject to the restriction in place, and nitrogen car processed is transferred frequently and is also reduced its efficiency of actual.
Utility model content
For solving the problem, the purpose of this utility model is to provide a kind of packaged type nitrogen making and injection device, and this device can realize needing the well head asked to note nitrogen to different pressures simultaneously.
For achieving the above object, the utility model provides a kind of removable nitrogen making and injection device, and this device comprises: air compressor unit, nitrogen gas generation system, nitrogen pressurization system, nitrogen distribution system, control system and sledge car;
Described sledge car is provided with described air compressor unit, nitrogen gas generation system, nitrogen pressurization system, nitrogen distribution system and control system; Described air compressor unit is communicated with described nitrogen gas generation system, and described nitrogen gas generation system is communicated with described nitrogen pressurization system, and described nitrogen pressurization system is communicated with described nitrogen distribution system; Described air compressor unit, nitrogen gas generation system, nitrogen pressurization system, nitrogen distribution system are connected with described control system;
Described nitrogen distribution system comprises nitrogen inlet house steward, nitrogen outlet distribution pipe, electric control valve, parameters input end, single-chip microcomputer and gauge assembly, described parameters input end and the integrated distribution control part of described single-chip microcomputer; Described nitrogen inlet house steward is communicated with described distribution control part, and described distribution control part is communicated with described nitrogen outlet distribution pipe, and described nitrogen outlet distribution pipe is provided with electric control valve and gauge assembly;
The quantity of described nitrogen outlet distribution pipe is two or more, for being arranged in parallel between each distribution pipe;
The parameter value of the parameter value that described distribution control part is inputted by calculating parameter input, nitrogen inlet house steward (detects air pressure, volume, temperature by the instrument be located on pipeline, i.e. P/V/T) and the instrument value of gauge assembly control the aperture of electric control valve, realize distributing and control.
In above-mentioned removable nitrogen making and injection device, each system is assembled on sledge car by integral device modularized design, by reasonably arrangement space position, can reduce equipment volume, realizes Oil Field movable nitrogen making note nitrogen;
Air compressor unit is passed through to extract air, by air Injection nitrogen generation equipment;
Nitrogen is isolated by nitrogen gas generation system from compressed air;
Nitrogen pressurization system passes through to improve nitrogen outlet pressure, to meet field demand;
Nitrogen distribution system can distribute and obtains multichannel nitrogen;
The operation that control system realizes each equipment in whole nitrogen making and injection device controls.
The parameters input end (such as touch-screen) of the distribution control part in nitrogen distribution system is used for arranging the parameter value of each distribution circuit, and single-chip microcomputer calculates motorized adjustment valve opening by computing, thus realizes the distribution control work that nitrogen one tunnel becomes multichannel.
In above-mentioned removable nitrogen making and injection device, preferably, described gauge assembly comprises pressure meter, flowmeter and thermometer.
In above-mentioned removable nitrogen making and injection device, preferably, described nitrogen gas generation system has gas separation membrane, and this gas separation membrane is used for utilizing membrane separation technique nitrogen.Film separation and nitrogen-making is the difference according to various gas rate of dissolution and diffusion coefficient in film, the characteristic realization nitrogen processed that gas with various relative permeation rates in film is different.In a kind of preferred embodiment of the present utility model, nitrogen gas generation system adopts film imported isolation technics that the compressed air supplied from air compressor unit gas supply line is carried out UF membrane, thus produce nitrogen.
In above-mentioned removable nitrogen making and injection device, preferably, the type of drive of described air compressor unit is diesel driven or electric drive.
In above-mentioned removable nitrogen making and injection device, preferably, described nitrogen pressurization system is classification pressurization system, and it is provided with the pressure that different supercharging equipment classification improves compressed nitrogen, can meet onsite application requirement.Pressure such as making nitrogen reach 25MPa, can select 4 grades of booster pumps, and the outlet pressure of booster pump at different levels is preferably: one-level is 10MPa, and secondary is 18MPa, and three grades is 23MPa, and level Four is 25MPa.
The method utilizing above-mentioned removable nitrogen making and injection device to carry out nitrogen making and injection comprises the following steps: air enters nitrogen gas generation system and produces nitrogen after the compression of air compressor unit, and the nitrogen obtained enters nitrogen distribution system after pressurization system supercharging;
Nitrogen distribution system according to the parameter value of nitrogen after supercharging, wait to note nitrogen injection parameter value needed for nitrogen well, aperture that parameter value that nitrogen that distribution circuit detects exports controls electric control valve in distribution circuit, make each road nitrogen of output meet requirement to different well head note nitrogen simultaneously.
In above-mentioned nitrogen making and injection method, preferably, before air enters air compressor unit, comprise first through the step of air filter filtration; And after leaving air compressor unit, comprise and be introduced into the step that gs-oil separator carries out Oil-gas Separation.
In above-mentioned nitrogen making and injection method, preferably, the compressed air that obtains is separated successively by entering nitrogen gas generation system again after minimum pressure valve, air supply pipe and air feed ball valve through described gs-oil separator.
In above-mentioned nitrogen making and injection method, preferably, the lubrication oil separated through described gs-oil separator can be deposited to the bottom of gs-oil separator, and under the effect of pressure reduction, the working chamber cycle returning air compressor unit after oil cooler cooling uses.
The packaged type nitrogen making and injection device that the utility model provides, can realize utilizing set of device to carry out note nitrogen to several mouthfuls of wells simultaneously, is particularly useful for the construction that nitrogen noted by several mouthfuls of adjacent wells simultaneously, and it is than more efficient during the existing vehicle-mounted nitrogen-making device of use.
Accompanying drawing explanation
Fig. 1 is the structure chart of packaged type nitrogen making and injection device;
Fig. 2 is the partial enlarged drawing of the distribution system in the device shown in Fig. 1.
Drawing reference numeral illustrates:
1 sledge car; 2 control systems; 3 air compressor units; 4 nitrogen gas generation systems; 5 nitrogen pressurization systems; 6 nitrogen distribution systems; 61 nitrogen inlet house stewards; 62 distribute control part; 63 nitrogen outlet distribution pipes; 64 electric control valves; 65 gauge assemblies.
Detailed description of the invention
In order to there be understanding clearly to technical characteristic of the present utility model, object and beneficial effect, existing following detailed description is carried out to the technical solution of the utility model, but can not be interpreted as to of the present utility model can the restriction of practical range.
Embodiment 1
Present embodiments provide a kind of removable nitrogen making and injection device (as shown in Figure 1), this removable nitrogen making and injection device comprises: sledge car 1, control system 2, air compressor unit 3, nitrogen gas generation system 4, nitrogen pressurization system 5 and nitrogen distribution system 6;
Air compressor unit 3 comprises level Four booster pump, air filter and gs-oil separator;
Nitrogen distribution system 6 comprises nitrogen inlet house steward 61, distributes control part 62, nitrogen outlet distribution pipe 63, electric control valve 64 and gauge assembly 65, distributes control part 62 and comprises parameters input end and single-chip microcomputer;
On described sledge car 1, air compressor unit 3 is communicated with nitrogen gas generation system 4, nitrogen gas generation system 4 is communicated with nitrogen pressurization system 5, and described nitrogen pressurization system 5 is communicated with the nitrogen inlet house steward 61 of nitrogen distribution system 6, and each part mentioned above is connected with control system 2 respectively;
In air compressor unit 3, air filter is communicated with level Four booster pump, and level Four booster pump is communicated with gs-oil separator;
In nitrogen distribution system 6 (as shown in Figure 2), nitrogen inlet house steward 61 is communicated with distribution control part 62, distribute control part 62 to be communicated with three nitrogen outlet distribution pipes 63, each nitrogen outlet distribution circuit is provided with electric control valve 64 and gauge assembly 65; Distribute control part 62 by parameters input end and single-chip microcomputer integrated.
Above-mentioned removable nitrogen making and injection device is used to carry out noting the process of nitrogen to three mouthfuls of wells simultaneously and be:
(1) air is after air filter filters, and enters air compressor unit inlet chamber, from head exhaust opening discharges after being compressed in screw channel, enter gs-oil separator and carry out Oil-gas Separation by admission valve; The few compressed air of oil content after Oil-gas Separation is supplied to nitrogen gas generation system by minimum pressure valve, air supply pipe and air feed ball valve according to this and uses; The lubrication oil separated then is deposited to the bottom of gs-oil separator, and under the effect of pressure reduction, the working chamber cycle returning compressor after oil cooler cooling uses;
(2) nitrogen gas generation system adopts film imported isolation technics to make the compressed air provided from air compressor unit gas supply line, is separated, produces nitrogen;
(3) be provided with the classification of level Four booster pump and improve compressed nitrogen pressure;
(4) parameter value of three mouthfuls of note nitrogen wells is inputted respectively to the distribution control part in nitrogen distribution system, then the parameter value calculation that the nitrogen that the nitrogen injection parameter value needed for the parameter value of nitrogen after supercharging, note nitrogen well, distribution circuit detect exports goes out the aperture needed for the electric control valve 64 in each distribution circuit, and the nitrogen that three distribution circuit are exported meets the requirement of corresponding note nitrogen well simultaneously.
Claims (5)
1. a removable nitrogen making and injection device, is characterized in that, this removable nitrogen making and injection device comprises: air compressor unit, nitrogen gas generation system, nitrogen pressurization system, nitrogen distribution system, control system and sledge car;
Described sledge car is provided with described air compressor unit, nitrogen gas generation system, nitrogen pressurization system, nitrogen distribution system and control system; Described air compressor unit is communicated with described nitrogen gas generation system, and described nitrogen gas generation system is communicated with described nitrogen pressurization system, and described nitrogen pressurization system is communicated with described nitrogen distribution system; Described air compressor unit, nitrogen gas generation system, nitrogen pressurization system, nitrogen distribution system are connected with described control system;
Described nitrogen distribution system comprises nitrogen inlet house steward, nitrogen outlet distribution pipe, electric control valve, parameters input end, single-chip microcomputer and gauge assembly, described parameters input end and the integrated distribution control part of described single-chip microcomputer; Described nitrogen inlet house steward is communicated with described distribution control part, and described distribution control part is communicated with described nitrogen outlet distribution pipe, and described nitrogen outlet distribution pipe is provided with electric control valve and gauge assembly;
The quantity of described nitrogen outlet distribution pipe is two or more, for being arranged in parallel between each distribution pipe;
The instrument value of the parameter value that described distribution control part is inputted by calculating parameter input, the parameter value of nitrogen inlet house steward and gauge assembly controls the aperture of electric control valve, realizes distributing controlling.
2. removable nitrogen making and injection device as claimed in claim 1, is characterized in that, described gauge assembly comprises pressure meter, flowmeter and thermometer.
3. removable nitrogen making and injection device as claimed in claim 1, is characterized in that, described nitrogen gas generation system has gas separation membrane.
4. removable nitrogen making and injection device as claimed in claim 1, is characterized in that, the type of drive of described air compressor unit is diesel driven or electric drive.
5. removable nitrogen making and injection device as claimed in claim 1, is characterized in that, described nitrogen pressurization system is classification pressurization system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520469412.XU CN204804793U (en) | 2015-07-02 | 2015-07-02 | Nitrogen device is annotated to portable system nitrogen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520469412.XU CN204804793U (en) | 2015-07-02 | 2015-07-02 | Nitrogen device is annotated to portable system nitrogen |
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| CN204804793U true CN204804793U (en) | 2015-11-25 |
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| CN201520469412.XU Active CN204804793U (en) | 2015-07-02 | 2015-07-02 | Nitrogen device is annotated to portable system nitrogen |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104975830A (en) * | 2015-07-02 | 2015-10-14 | 中国石油天然气股份有限公司 | Device and method for movable nitrogen production and nitrogen injection |
| CN106185845A (en) * | 2016-07-11 | 2016-12-07 | 凯迈（洛阳）气源有限公司 | Nitrogen car processed and the equipment of making nitrogen thereof |
| CN107512696A (en) * | 2017-08-17 | 2017-12-26 | 四川五月花精密机械有限公司 | A kind of red wine goes out the fresh system and method for bartender |
| CN110980660A (en) * | 2019-12-18 | 2020-04-10 | 安徽巨丰压缩机制造有限公司 | Nitrogen making integrated machine |
| CN111232938A (en) * | 2020-04-29 | 2020-06-05 | 山东恒业石油新技术应用有限公司 | Vehicle-mounted fast-moving type high-purity PSA nitrogen making and injecting equipment |
-
2015
- 2015-07-02 CN CN201520469412.XU patent/CN204804793U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104975830A (en) * | 2015-07-02 | 2015-10-14 | 中国石油天然气股份有限公司 | Device and method for movable nitrogen production and nitrogen injection |
| CN106185845A (en) * | 2016-07-11 | 2016-12-07 | 凯迈（洛阳）气源有限公司 | Nitrogen car processed and the equipment of making nitrogen thereof |
| CN107512696A (en) * | 2017-08-17 | 2017-12-26 | 四川五月花精密机械有限公司 | A kind of red wine goes out the fresh system and method for bartender |
| CN110980660A (en) * | 2019-12-18 | 2020-04-10 | 安徽巨丰压缩机制造有限公司 | Nitrogen making integrated machine |
| CN111232938A (en) * | 2020-04-29 | 2020-06-05 | 山东恒业石油新技术应用有限公司 | Vehicle-mounted fast-moving type high-purity PSA nitrogen making and injecting equipment |
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