CN216896815U - Online pressure common rail energy storage injection automatic agent adding equipment - Google Patents
Online pressure common rail energy storage injection automatic agent adding equipment Download PDFInfo
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- CN216896815U CN216896815U CN202220072655.XU CN202220072655U CN216896815U CN 216896815 U CN216896815 U CN 216896815U CN 202220072655 U CN202220072655 U CN 202220072655U CN 216896815 U CN216896815 U CN 216896815U
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Abstract
The utility model discloses an online pressure common rail energy storage injection automatic additive adding device, which comprises a pressure stabilizing and feeding control module and an additive automatic quantitative injection control module; the pressure stabilizing and feeding control module is placed in a safe area where the agent is conveniently unloaded from the oil depot through the prying block chassis, the automatic quantitative injection control modules of a plurality of additives are placed in the site positions of the oil distribution islands needing the agent addition through the prying block chassis, and the automatic quantitative injection control modules of the additives are connected with the pressure stabilizing and feeding control module through a pressure common rail pipeline. The utility model realizes that one pressure-stabilizing material supply control module drags a plurality of additives to automatically and quantitatively inject into the control module, and realizes the control of a plurality of islands and a plurality of points with different additive amounts; each automatic additive quantitative injection control module is not influenced by the feeding flow of the additive feeding pump, so that the feeding control of operators is facilitated at any time, the occupied area of the automatic additive quantitative injection control module is small, and the automatic additive quantitative injection control module is convenient to install at the site operation position of each oil distribution island.
Description
Technical Field
The utility model relates to the technical field of additive filling equipment for a finished oil depot oil distribution island, in particular to online pressure common rail energy storage injection automatic additive filling equipment.
Background
Before loading and delivering oil, a plurality of oil delivery islands are arranged in a finished oil depot for jet fuel, gasoline, diesel oil and the like, and before loading and delivering the oil, oil additives such as an antistatic agent, a detergent, a cetane number improver and the like are injected in front of oil delivery filling pipes of the corresponding oil delivery islands according to different requirements to improve the performance of the oil; at present, automatic additive adding facilities are adopted to realize on-line additive adding in China; the conventional automatic additive filling facility realizes the automatic adjustment of the filling amount by directly changing the rotating speed or the operating frequency of a single additive pump, and the stable pressure and the flow required by the additive are control functions which are not separated from each other, so that one type of pump can only correspond to the automatic filling requirement of the additive required by one oil distribution island; when a plurality of oil distribution islands have different additive demand quantities simultaneously, the conventional automatic additive filling facility not only needs to be provided with additive pumps with various specifications and models, but also cannot be arranged beside each oil distribution island in a split manner and needs to be provided with a plurality of sets, and the situation that one set of filling facility directly drags a plurality of different additive quantities on the site of the plurality of oil distribution islands for control cannot be realized; because increasingly tense factory floor areas are provided with a set of agent adding facilities in each oil distribution island area, the method is not practical and economical; the conventional type additive pump corresponds to an additive flow injection mode, and the defects that the occupied area of an additive facility for oil depot construction is large, the investment is large, the equipment dispersion is not beneficial to centralized control and the like are easily caused.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide an on-line pressure common rail energy storage injection automatic dosing device, which realizes that one feeding part drags a plurality of injection controllers to realize multi-island multi-point different dosing control.
The technical scheme adopted by the utility model is as follows:
an online pressure common rail energy storage injection automatic additive adding device comprises a pressure-stabilizing feed control module and an additive automatic quantitative injection control module;
the pressure stabilizing and feeding module comprises an agent unloading quick joint, a valve filter, an agent unloading gear pump, an agent unloading check valve, a liquid level meter, a liquid level transmitter, an additive tank, a fire retardant breather valve, an agent adding gear pump, an agent adding check valve, a safety valve, a pressure transmitter, a back pressure valve, a pressure regulating valve, a pressure stabilizing and feeding PLC control box and a pressure common rail pipeline;
the front end of the unloading quick connector is connected with a user site ton barrel through a barrel pumping hose, the rear end of the unloading quick connector is connected with the inlet end of an unloading gear pump through a valve filter, and the outlet end of the unloading gear pump is introduced into a feeding hole in the upper end of the additive tank through an unloading check valve; the liquid level meter and the liquid level transmitter are arranged on the side wall of the additive tank, and the fire-retardant breather valve is arranged at the top of the additive tank;
the liquid outlet of the additive tank is connected with the inlet end of an additive gear pump through a pipeline valve and a filter, and the outlet end of the additive gear pump is connected with a main pipeline of a pressure common rail pipeline through an additive check valve; the pressure common rail pipeline is provided with a plurality of branch pipelines in parallel; the safety valve is arranged between the outlet pipeline of the additive check valve and the tank returning opening of the additive tank; the outlet pipeline of the additive check valve is also communicated into a tank returning opening at the upper end of the additive tank through a pressure transmitter, a pressure regulating valve and a back pressure valve which are connected in sequence; the agent discharging gear pump, the agent adding gear pump, the pressure transmitter and the pressure regulating valve are all connected with the pressure-stabilizing feeding PLC control box through instrument cables;
the additive automatic quantitative injection control module is connected with the pressure stabilizing feed control module through a pressure common rail pipeline; the automatic additive quantitative injection control module comprises a needle-shaped stop valve, a filter, a mass flow meter, an electric flow regulating valve, a check valve, an atomizing nozzle and a quantitative injection PLC control box;
the needle stop valve is connected with one branch pipeline of the pressure common rail pipeline through a pipeline flange, the rear end of the needle stop valve is connected with an inlet of a filter, an outlet of the filter is connected with an inlet of a mass flow meter, an outlet of the mass flow meter is connected with an inlet of an electric flow control valve, an outlet of the electric flow control valve is connected with an atomizing nozzle through a check valve, and the atomizing nozzle is arranged in a three-way short pipe of a user field oil feeding crane pipe; the mass flow meter and the electric flow regulating valve are connected with the quantitative injection PLC control box through instrument cables.
Specifically, an agent unloading pressure gauge is arranged on a pipeline between the outlet end of the agent unloading gear pump and the agent unloading check valve.
Specifically, the pressure transmitter and the pressure regulating valve are connected with a pressure display regulating alarm port of the pressure stabilizing feeding PLC control box.
Specifically, the operation of the agent unloading gear pump is linked with the liquid level transmitter, so that the functions of automatic stopping agent unloading at a high liquid level and alarming at a low liquid level are realized.
Specifically, a dosing pressure gauge is arranged on a pipeline between the outlet end of the dosing gear pump and the dosing check valve.
More specifically, the additive gear pump, the additive pressure gauge and the additive check valve are arranged in two groups in parallel, and the two groups of the additive gear pump, the additive pressure gauge and the additive check valve are used and prepared.
Specifically, the inlet end and the outlet end of the mass flowmeter are both provided with a manual valve and a bypass valve.
Specifically, the additive automatic quantitative injection control modules can be arranged into a plurality of groups according to different flow control requirements, and the plurality of groups of additive automatic quantitative injection control modules are respectively connected with each branch pipeline of the pressure common rail pipeline.
Specifically, the pressure-stabilizing feeding control module and the automatic additive quantitative injection control module are of skid-mounted structures.
Specifically, all the parts of the pressure stabilizing feeding module and the additive automatic quantitative injection control module are connected through pipeline flanges.
Due to the adoption of the technical scheme, the utility model has the following advantages:
the pressure-stabilizing feeding control module provides stable additive pressure flow and a common rail pipeline, the additive automatic quantitative injection control module controls precise flow automatic adjustment of additive tail ends of oil distribution islands, one pressure-stabilizing feeding control module can drive a plurality of additive automatic quantitative injection control modules, and a high-pressure common rail technology with multiple islands, multiple points, different additive amount control, a set of filling equipment pressure and flow control and zone division functions is realized; in the mode that the two modules operate independently, a plurality of additive automatic quantitative injection control modules are directly placed at each oil distribution island, each additive automatic quantitative injection control module is not influenced by the feeding flow of the additive pump, so that the material distribution control of operators at any time is facilitated, the occupied area of the additive automatic quantitative injection control module is small, and the installation at the site operation position of each oil distribution island is facilitated; the design conveying capacity of the pressure stabilizing and feeding control module meets the maximum quantity of simultaneous work of a multipoint additive automatic quantitative injection control module at the tail end of a process, when only one oiling island additive adding point is thrown, redundant additives in a pipeline automatically flow back to an additive tank, and the constant additive adding pressure of a pipeline system is met; the on-line automatic fixed-ratio filling, pressure on-line monitoring, flow on-line monitoring, oil outlet of the oil delivery crane pipe, namely chain agent adding, on-line alarm when the agent adding data exceeds a set value and other safety functions of various finished oil additives are realized, and meanwhile, the real-time communication of a remote DCS central control room is realized.
Drawings
Fig. 1 is a schematic view of the overall connection of the present invention.
In the figure: 1. a pressure-stabilizing feeding control module, 1-1, an agent-discharging quick joint, 1-2, a valve filter, 1-3, an agent-discharging gear pump, 1-4, an agent-discharging pressure gauge, 1-5, an agent-discharging check valve, 1-6, a liquid level meter, 1-7, a liquid level transmitter, 1-8, an additive tank, 1-9, a fire-resisting breather valve, 1-10, an agent-adding gear pump, 1-11, an agent-adding check valve, 1-12, an agent-adding pressure gauge, 1-13, a safety valve, 1-14, a pressure transmitter, 1-15, a back pressure valve, 1-16, a pressure regulating valve, 1-17, a pressure-stabilizing feeding PLC control box, 1-18, a pressure common rail pipeline, 2, an automatic additive quantitative injection control module, 2-1, a needle-shaped stop valve and 2-2, a filter, 2-3 mass flow meter, 2-4 electric flow control valve, 2-5 check valve, 2-6 quantitative injection PLC control box, 2-7 atomizing nozzle, 2-8 oil-delivering crane pipe and 3 pipeline flange.
Detailed Description
The utility model is further explained below with reference to the drawings and examples, without thereby limiting the scope of protection of the utility model, which is disclosed with the aim of protecting all technical modifications within the scope of the utility model.
The on-line pressure common rail energy storage and injection automatic additive adding equipment combined with the attached figure 1 comprises a pressure stabilizing and feeding control module 1 and an additive automatic quantitative injection control module 2; the pressure stabilizing and feeding control module 1 and the additive automatic quantitative injection control module 2 are of skid-mounted structures.
The pressure-stabilizing feeding module 1 comprises 1-1 parts of an agent unloading quick connector, 1-2 parts of a valve filter, 1-3 parts of an agent unloading gear pump, 1-4 parts of an agent unloading pressure gauge, 1-5 parts of an agent unloading check valve, 1-6 parts of a liquid level meter, 1-7 parts of a liquid level transmitter, 1-8 parts of an additive tank, 1-9 parts of a fire-retardant breather valve, 1-10 parts of an agent adding gear pump, 1-11 parts of an agent adding check valve, 1-12 parts of an agent adding pressure gauge, 1-13 parts of a safety valve, 1-14 parts of a pressure transmitter, 1-15 parts of a back pressure valve, 1-16 parts of a pressure regulating valve, 1-17 parts of a pressure-stabilizing feeding PLC (programmable logic controller) control box and 1-18 parts of a pressure common rail pipeline.
The front end of the unloading agent quick connector 1-1 is connected with a user site ton barrel through a barrel-pumping hose, the rear end of the unloading agent quick connector 1-1 is connected with a valve filter 1-2 through a pipeline flange 3, the valve filter 1-2 is connected with the inlet end of an unloading agent gear pump 1-3 through a pipeline, the outlet end of the unloading agent gear pump 1-3 is connected with an unloading agent check valve 1-5 through a pipeline, an unloading agent pressure gauge 1-4 is arranged on a pipeline between the outlet end of the unloading agent gear pump 1-3 and the unloading agent check valve 1-5, and the unloading agent check valve 1-5 is connected with a feed inlet at the upper end of an additive tank 1-8 through a pipeline; the liquid level meter 1-6 is arranged on the side wall of the additive tank 1-8 through a short flange pipe, the liquid level transmitter 1-7 is arranged on the lower part of the additive tank 1-8 through a short flange pipe, and the operation of the agent unloading gear pump 1-3 is interlocked with the liquid level transmitter 1-7, so that the functions of automatically stopping agent unloading at a high liquid level and alarming at a low liquid level are realized; the fire-retardant breather valves 1-9 are arranged at the tops of the additive tanks 1-8 through flange short pipes.
Liquid outlets of the additive tanks 1 to 8 are connected with inlet ends of additive gear pumps 1 to 10 through pipeline valves and filters, and outlet ends of the additive gear pumps 1 to 10 are connected with main pipelines of pressure common rail pipelines 1 to 18 through additive check valves 1 to 11; 1-12 additive pressure gauges are arranged on a pipeline between the outlet ends of the 1-10 additive gear pumps and 1-11 additive check valves, 1-10 additive gear pumps, 1-12 additive pressure gauges and 1-11 additive check valves are arranged in two groups in parallel, and 1-10 additive gear pumps, 1-12 additive pressure gauges and 1-11 additive check valves are used for standby; the pressure common rail pipelines 1-18 are provided with a plurality of branch pipelines in parallel; the safety valve 1-13 is arranged between the outlet pipeline of the additive check valve 1-11 and the tank returning opening of the additive tank 1-8; the outlet pipeline of the additive check valve 1-11 is also communicated with a tank returning port at the upper end of the additive tank 1-8 through a pressure transmitter 1-14, a pressure regulating valve 1-16 and a back pressure valve 1-15 which are connected in sequence; the agent discharging gear pump 1-3, the agent adding gear pump 1-10, the pressure transmitter 1-14 and the pressure regulating valve 1-16 are all connected with the pressure stabilizing feeding PLC control box 1-17 through instrument cables; the pressure transmitters 1-14 and the pressure regulating valves 1-16 are connected with pressure display regulating alarm ports of the pressure stabilizing feeding PLC control boxes 1-17.
The additive automatic quantitative injection control module 2 is connected with pressure common rail pipelines 1-18 of the pressure stabilizing feed control module 1 through a pipeline flange; the automatic quantitative additive injection control module 2 comprises a needle stop valve 2-1, a filter 2-2, a mass flow meter 2-3, an electric flow control valve 2-4, a check valve 2-5, a quantitative injection PLC control box 2-6 and an atomizing nozzle 2-7.
The needle-shaped stop valve 2-1 is connected with one branch pipeline of the pressure common rail pipelines 1-18 through a pipeline flange 3, the rear end of the needle-shaped stop valve 2-1 is connected with the inlet of the filter 2-2 through a clamping sleeve, the outlet of the filter 2-2 is connected with the inlet of the mass flowmeter 2-3 through a clamping sleeve, and the inlet end and the outlet end of the mass flowmeter 2-3 are both provided with a manual valve and a bypass valve; the outlet of the mass flow meter 2-3 is connected with the inlet of the electric flow control valve 2-4 through a clamping sleeve, the outlet of the electric flow control valve 2-4 is connected with the check valve 2-5 through a clamping sleeve, the check valve 2-5 is connected with the atomizing nozzle 2-7 through a pipeline flange, and the atomizing nozzle 2-7 is connected in a three-way short pipe of the user site oil sending crane pipe 2-8 through the pipeline flange 3; the mass flow meter 2-3 and the electric flow control valve 2-4 are connected with the quantitative injection PLC control box 2-6 through instrument cables.
Preferably, the additive automatic quantitative injection control modules 2 can be arranged into a plurality of groups according to different flow control requirements, and the plurality of groups of additive automatic quantitative injection control modules 2 are respectively connected with the branch pipelines of the pressure common rail pipelines 1 to 18.
When the device is used, the pressure-stabilizing feeding control module 1 is placed in a safe area where the agent is convenient to unload in an oil depot through the prying block chassis, the multiple automatic additive quantitative injection control modules 2 are placed in the site positions of oil distribution islands needing to be added with the agent through the prying block chassis, so that oil distribution operation at any time is convenient, and the multiple automatic additive quantitative injection control modules 2 are connected with branch pipelines of pressure common rail pipelines 1-18 of the pressure-stabilizing feeding control module 1 through pipeline flanges 3 on site; firstly, carrying out coarse adjustment on the manual working flow range of a needle-shaped stop valve 2-1, and laying a cushion for precise control of a rear online flow instrument; the additive is stored in an additive tank 1-8 by an unloading quick connector 1-1 and an unloading gear pump 1-3, a pressure stabilizing and feeding PLC control box 1-17 is connected with a pressure transmitter 1-14 and a pressure regulating valve 1-16 through current signals, the pressure transmitter 1-14 monitors the conveying pressure on line, the pressure stabilizing and feeding PLC control box 1-17 collects on-line pipeline pressure signals through a PID control and regulation method and compares the on-line pipeline pressure signals with the actually required set pressure value, and the pressure regulating valve 1-16 is controlled on line in real time to automatically convey the additive meeting the pressure requirement to a multi-channel additive automatic quantitative injection control module 2, so that the pressure stabilizing and feeding are realized; meanwhile, the pressure-stabilizing feeding PLC control boxes 1-17 realize the functions of pressure on-line monitoring, pressure setting data on-line alarm when exceeding a set value, linkage of the operation of the agent discharging gear pumps 1-3 and the liquid level transmitters 1-7, automatic agent discharging stopping at a high liquid level and low liquid level alarm.
The additive from the pressure-stabilizing feeding control module 1 is controlled by a needle stop valve 2-1, a filter 2-2, a mass flow meter 2-3, an electric flow control valve 2-4 and a quantitative injection PLC control box 2-6 to realize on-line automatic flow injection, the quantitative injection PLC control box 2-6 is connected with the mass flow meter 2-3 and the electric flow control valve 2-4 through current signals, the online pipeline flow signal collected by the PID control and regulation method is compared with the actually required set flow value, the actions of the electric flow regulating valves 2-4 are controlled on line in real time, the on-line precise quantitative automatic agent adding is realized, meanwhile, the on-line monitoring of the flow rate and the on-line alarm of the oil output of the oil delivering crane pipe 2-8, namely the on-signal of the linked additive gear pump 1-10 and the set data of the additive flow rate exceeding the set value are realized; the pressure stabilizing feeding module 1 and the additive automatic quantitative injection control module 2 are communicated with a remote DCS central control room in real time to realize remote monitoring.
The present invention is not described in detail in the prior art.
The embodiments selected for the purpose of disclosing the utility model are presently considered to be suitable, however, it should be understood that the utility model is intended to cover all variations and modifications of the embodiments falling within the scope of the concept and the utility model.
Claims (10)
1. The utility model provides an automatic doser equipment of online pressure common rail energy storage spouting which characterized in that: comprises a pressure stabilizing and feeding control module and an additive automatic quantitative injection control module;
the pressure stabilizing and feeding control module comprises an agent unloading quick joint, a valve filter, an agent unloading gear pump, an agent unloading check valve, a liquid level meter, a liquid level transmitter, an additive tank, a fire retarding breather valve, an agent adding gear pump, an agent adding check valve, a safety valve, a pressure transmitter, a back pressure valve, a pressure regulating valve, a pressure stabilizing and feeding PLC control box and a pressure common rail pipeline;
the front end of the agent unloading quick connector is connected with a user site ton barrel through a barrel pumping hose, the rear end of the agent unloading quick connector is connected with the inlet end of an agent unloading gear pump through a valve filter, and the outlet end of the agent unloading gear pump is introduced into a feed inlet at the upper end of an additive tank through an agent unloading check valve; the liquid level meter and the liquid level transmitter are arranged on the side wall of the additive tank, and the fire-retardant breather valve is arranged at the top of the additive tank;
the liquid outlet of the additive tank is connected with the inlet end of an additive gear pump through a pipeline valve and a filter, and the outlet end of the additive gear pump is connected with a main pipeline of a pressure common rail pipeline through an additive check valve; the pressure common rail pipeline is provided with a plurality of branch pipelines in parallel; the safety valve is arranged between the outlet pipeline of the additive check valve and the additive tank return opening; the outlet pipeline of the additive check valve is also communicated into a tank returning opening at the upper end of the additive tank through a pressure transmitter, a pressure regulating valve and a back pressure valve which are connected in sequence; the agent discharging gear pump, the agent adding gear pump, the pressure transmitter and the pressure regulating valve are all connected with the pressure-stabilizing feeding PLC control box through instrument cables;
the additive automatic quantitative injection control module is connected with the pressure stabilizing feed control module through a pressure common rail pipeline; the automatic quantitative additive injection control module comprises a needle-shaped stop valve, a filter, a mass flow meter, an electric flow regulating valve, a check valve, an atomizing nozzle and a quantitative injection PLC control box;
the needle-shaped stop valve is connected with one branch pipeline of the pressure common rail pipeline through a pipeline flange, the rear end of the needle-shaped stop valve is connected with the inlet of a filter, the outlet of the filter is connected with the inlet of a mass flow meter, the outlet of the mass flow meter is connected with the inlet of an electric flow regulating valve, the outlet of the electric flow regulating valve is connected with an atomizing nozzle through a check valve, and the atomizing nozzle is arranged in a three-way short pipe of a user site oil feeding crane pipe; the mass flow meter and the electric flow control valve are connected with the quantitative injection PLC control box through instrument cables.
2. The on-line pressure common rail energy storage injection automatic doser device of claim 1, wherein: and an agent unloading pressure gauge is arranged on a pipeline between the outlet end of the agent unloading gear pump and the agent unloading check valve.
3. The on-line pressure common rail energy storage injection automatic doser device of claim 1, wherein: and the pressure transmitter and the pressure regulating valve are connected with a pressure display regulating alarm port of the pressure stabilizing feeding PLC control box.
4. The on-line pressure common rail energy storage injection automatic doser device of claim 1, wherein: the operation of the agent unloading gear pump is interlocked with the liquid level transmitter, so that the functions of automatic stopping agent unloading at a high liquid level and alarming at a low liquid level are realized.
5. The on-line pressure common rail energy storage injection automatic doser device of claim 1, wherein: and an agent adding pressure gauge is arranged on a pipeline between the outlet end of the agent adding gear pump and the agent adding check valve.
6. The on-line pressure common rail energy storage injection automatic doser device of claim 5, wherein: the agent adding gear pump, the agent adding pressure gauge and the agent adding check valve are arranged in two groups in parallel, and the two groups of agent adding gear pumps, the agent adding pressure gauge and the agent adding check valve are used and prepared.
7. The on-line pressure common rail energy storage injection automatic doser device of claim 1, wherein: and the inlet end and the outlet end of the mass flowmeter are both provided with a manual valve and a bypass valve.
8. The on-line pressure common rail energy storage injection automatic doser device of claim 1, wherein: the automatic additive quantitative injection control modules can be arranged into a plurality of groups according to different flow control requirements, and the plurality of groups of the automatic additive quantitative injection control modules are respectively connected with each branch pipeline of the pressure common rail pipeline.
9. The on-line pressure common rail energy storage injection automatic doser device of claim 1, wherein: the pressure stabilizing and feeding control module and the automatic additive quantitative injection control module are of skid-mounted structures.
10. The on-line pressure common rail energy storage injection automatic doser device of claim 1, wherein: all parts of the pressure stabilizing feeding module and the additive automatic quantitative injection control module are connected through pipeline flanges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220072655.XU CN216896815U (en) | 2022-01-12 | 2022-01-12 | Online pressure common rail energy storage injection automatic agent adding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220072655.XU CN216896815U (en) | 2022-01-12 | 2022-01-12 | Online pressure common rail energy storage injection automatic agent adding equipment |
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| CN216896815U true CN216896815U (en) | 2022-07-05 |
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| CN202220072655.XU Active CN216896815U (en) | 2022-01-12 | 2022-01-12 | Online pressure common rail energy storage injection automatic agent adding equipment |
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