CN115614669A - Intelligent oil-gas mixed transportation transfer equipment - Google Patents
Intelligent oil-gas mixed transportation transfer equipment Download PDFInfo
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- CN115614669A CN115614669A CN202110788953.9A CN202110788953A CN115614669A CN 115614669 A CN115614669 A CN 115614669A CN 202110788953 A CN202110788953 A CN 202110788953A CN 115614669 A CN115614669 A CN 115614669A
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- 238000012546 transfer Methods 0.000 title claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 110
- 238000005338 heat storage Methods 0.000 claims abstract description 85
- 239000007788 liquid Substances 0.000 claims abstract description 51
- 238000004891 communication Methods 0.000 claims abstract description 30
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims description 19
- 239000012530 fluid Substances 0.000 claims description 17
- 230000001502 supplementing effect Effects 0.000 claims description 15
- 230000001276 controlling effect Effects 0.000 claims description 11
- 239000003978 infusion fluid Substances 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 105
- 238000000034 method Methods 0.000 description 31
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 7
- 230000005611 electricity Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000003345 natural gas Substances 0.000 description 5
- 238000000926 separation method Methods 0.000 description 4
- 230000000295 complement effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002637 fluid replacement therapy Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
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- 239000013589 supplement Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/005—Pipe-line systems for a two-phase gas-liquid flow
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
- F16L53/30—Heating of pipes or pipe systems
- F16L53/32—Heating of pipes or pipe systems using hot fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
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Abstract
The invention belongs to the technical field of oil-gas mixed transportation operation, and particularly relates to intelligent oil-gas mixed transportation transfer equipment. The oil-gas mixed transportation transfer equipment has more compact and reasonable structural units, and is safe, energy-saving and environment-friendly in use; the unattended full-automatic operation is realized through the real-time monitoring and automatic control of the equipment and each instrument in the station. The utility model provides an intelligence oil-gas mixture transportation transfer apparatus, including: a PLC controller; a heat supply module; the heat supply module consists of a solar heat supply module and an air source heat pump module; the heat storage and exchange module; the heat storage and exchange module comprises a heat storage water tank, a heat exchange circulating water tank and a heat exchanger; the oil-gas mixed transportation pump and an electric valve switch are used for controlling the running state of the oil-gas mixed transportation pump; the oil-gas mixed transportation pump is used for providing power for the outward transportation of oil-gas mixed transportation liquid, and the electric valve switch is in communication connection with an output control port of the PLC.
Description
Technical Field
The invention belongs to the technical field of oil-gas mixed transportation operation, and particularly relates to intelligent oil-gas mixed transportation transfer equipment.
Background
At present, the existing oil-gas transfer process generally comprises the steps of heating and separating oil-gas mixed liquor, drying the separated natural gas, independently outputting the natural gas through a natural gas pipeline, storing the separated liquid into a buffer tank, and pressurizing and outputting the liquid to a combined station. Therefore, the traditional oil-gas transfer station process is complicated, a plurality of heating devices, an oil-gas separator, a buffer tank, pump equipment and the like need to be arranged, the occupied area is large, the maintenance workload is high, a large number of operation and maintenance personnel need to be equipped for 24-hour unattended operation, and the current oil field control automation and intelligent major development direction is not met.
In recent years, a great deal of research is carried out by technicians around oil-gas transfer technology, and a lot of related patent technologies are generated. For example: the system integration is carried out on the oil-gas transfer process in the patent application of 'an oil-gas transfer station integrated integration device and method', and the problems of more original process equipment, long flow, long construction period, more operation posts, low automatic control degree, high investment cost and large occupied area are solved through the combined application of 5 types of sleds. The patent application of 'an energy management device applied to a multi-energy complementary system' solves the problem of multi-energy complementary economic operation, the system fully utilizes the respective advantages of different energy sources such as wind energy, solar energy and the like, the system is matched with a large power grid to realize the effect of 'peak clipping and valley filling', the voltage and frequency fluctuation of the system is reduced, and the electric energy quality is improved. An unattended intelligent oil-gas mixed transportation system is designed in the patent application, oil-gas mixed liquid is directly transported out under the action of an electromagnetic heater through a mixed transportation pump under the low-temperature condition, the operation risk of a station is reduced by abandoning a buffer tank and a heating furnace, and automatic control is realized through a PLC.
However, after further research, the inventors found that the above process improvements still have disadvantages, such as: the existing process system has the defects of complex structure, insufficient skid-mounted degree, high running cost, incapability of realizing unattended operation, poor site applicability and the like. Therefore, the requirement of designing a more intelligent, automatic and fully-closed oil-gas mixing transmission and transfer device is provided for the technicians in the field, so as to solve the defects of the related art in the prior art.
Disclosure of Invention
The invention provides intelligent oil-gas mixed transportation transfer equipment, which has more compact and reasonable structural units, is safe and energy-saving to use and is environment-friendly; the unattended full-automatic operation is realized through the real-time monitoring and automatic control of the equipment and each instrument in the station.
In order to solve the technical problem, the invention adopts the following technical scheme:
the utility model provides an intelligence oil-gas mixture transportation transfer apparatus, including:
a PLC controller;
a heat supply module; the heat supply module consists of a solar heat supply module and an air source heat pump module; the solar heat supply module is provided with a plurality of temperature acquisition unit nodes and a solar heat supply medium flow acquisition unit; the temperature acquisition unit node and the solar heat supply medium flow acquisition unit are respectively in communication connection with a data acquisition port of the PLC;
inlet regulating valves are respectively arranged on the solar heat supply module and the air source heat pump module; an inlet regulating valve of the solar heat supply module and an inlet regulating valve of the air source heat pump module are respectively in communication connection with an output control port of the PLC;
the heat storage and exchange module; the heat storage and exchange module comprises a heat storage water tank, a heat exchange circulating water tank and a heat exchanger; wherein, a heat exchange medium is stored in the heat storage water tank; the heat collection outlet end of the heat storage water tank is connected with the liquid inlet end of the heat exchange circulating water tank, and the heat collection inlet end of the heat storage water tank is connected with the liquid outlet end of the heat exchange circulating water tank; the heat release outlet end of the heat storage water tank is connected with the liquid inlet end of the heat exchanger, and the heat release inlet end of the heat storage water tank is connected with the liquid outlet end of the heat exchanger;
the heat exchange circulating water tank is provided with contact surfaces which respectively exchange heat with the solar heat supply module and the air source heat pump module; the heat exchanger is a shell-and-tube heat exchanger; wherein, the shell pass fluid in the shell-and-tube heat exchanger is a heat exchange medium, and the shell pass fluid in the shell-and-tube heat exchanger is an oil-gas mixed infusion fluid;
the oil-gas mixed transportation pump and an electric valve switch are used for controlling the running state of the oil-gas mixed transportation pump; the oil-gas mixed transportation pump is used for providing power for the outward transportation of the oil-gas mixed transportation liquid, and the electric valve switch is in communication connection with an output control port of the PLC.
Preferably, a heat supply circulating pump controlled by a PLC controller is further arranged in the heat storage water tank; the heat supply circulating pump is used for providing power for a heat exchange medium circulating between the heat storage water tank and the heat exchange circulating water tank.
Preferably, a heat exchange circulating pump controlled by a PLC controller is further arranged in the heat storage water tank; the heat exchange circulating pump is used for providing power for a heat exchange medium circulating between the heat storage water tank and the heat exchanger.
Preferably, an electric auxiliary heating device is further installed in the heat storage water tank.
Preferably, a plurality of heat exchange medium temperature acquisition units and heat exchange medium liquid level acquisition units are further arranged in the heat storage water tank; the heat exchange medium temperature acquisition unit and the heat exchange medium liquid level acquisition unit are respectively in communication connection with a data acquisition port of the PLC.
Preferably, the method further comprises the following steps: a liquid supplementing water tank; the liquid supplementing water tank is connected with the heat storage water tank and is used for supplementing a heat exchange medium into the heat storage water tank; and a liquid supplementing electric valve for controlling the flow of the supplementary heat exchange medium is arranged between the liquid supplementing water tank and the heat storage water tank.
Preferably, the method further comprises the following steps: the pressure transmitter is respectively connected with a data acquisition port of the PLC in a communication way, and is arranged on an inlet pressure transmitter on a pipeline at the front end of the oil-gas transport pump and an outlet pressure transmitter on a pipeline at the rear end of the oil-gas transport pump.
Preferably, the method further comprises the following steps: and the filter is arranged on the pipeline at the front end of the inlet pressure transmitter.
The invention provides intelligent oil-gas mixed transportation transfer equipment which comprises a PLC (programmable logic controller), a heat supply module, a heat storage and exchange module, an oil-gas mixed transportation pump and an electric valve switch, wherein the PLC is used for controlling the oil-gas mixed transportation pump to perform heat exchange; the intelligent oil-gas mixed transportation transfer equipment with the structural characteristics adopts the oil-gas mixed transportation process to replace the original oil-gas separation and separation transportation process, simplifies the process flow of the transfer station, and generally adopts full-closed operation to avoid the risk factor of oil-gas exposure of the transfer station; the method adopts the modes of solar energy, air energy heat pump, electric auxiliary heat and the like to heat the output mixed liquid, replaces the traditional natural gas heating furnace process, and realizes no emission, safety, energy conservation and environmental protection in the whole process; the heat exchange medium heat storage mode is adopted, so that the utilization degree of solar energy is improved; the PLC fully considers the peak flat valley step electricity price in the algorithm, effectively reduces the application cost and improves the economy of the whole operation of the equipment. The station equipment and the instrument signal are uniformly connected to the PLC controller to realize automatic control, and the unattended full-automatic operation of the oil-gas transfer station is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the following drawings:
FIG. 1 is a block diagram of the structure of an intelligent oil-gas mixture transmission and transfer device provided by the invention;
FIG. 2 is a schematic block diagram of the connection between the heat supply module and the heat storage and exchange module provided in the present invention;
FIG. 3 is a schematic block diagram showing the connection of a heat storage water tank, a heat exchange circulation water tank, a heat exchanger and a fluid replacement water tank in the heat storage and exchange module provided by the invention;
FIG. 4 is a schematic block diagram of the connection of the heat storage and exchange module with the oil-gas multiphase pump and the electric valve switch of the oil-gas multiphase pump provided by the invention;
FIG. 5 is a schematic structural diagram of the oil-gas multiphase pump, the electric valve switch of the oil-gas multiphase pump, the front-end pipeline of the oil-gas multiphase pump and the rear-end pipeline of the oil-gas multiphase pump provided by the invention;
reference numerals:
101. an oil-gas mixed transportation pump; 102. the oil-gas mixed transportation pump is used for a shell side pipeline into which a heat exchange medium flows; 103. the oil-gas mixed transportation pump is used for a shell pass pipeline through which a heat exchange medium flows out; 104. the oil-gas mixed transmission pump is used for a pipe pass pipeline into which the oil-gas mixed transmission fluid flows; 105. the oil-gas mixed transfer pump is used for a pipe pass pipeline from which the oil-gas mixed transfer fluid flows out; 106. a filter; 107. an inlet pressure transmitter; 108. an electric valve switch; 109. and an outlet pressure transmitter.
Detailed Description
The invention provides intelligent oil-gas mixed transportation transfer equipment, which has more compact and reasonable structural units, is safe and energy-saving to use and is environment-friendly; the unattended full-automatic operation is realized through the real-time monitoring and automatic control of the equipment and each instrument in the station.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example one
The invention provides intelligent oil-gas mixed transportation transfer equipment, which comprises a PLC (programmable logic controller), a heat supply module, a heat storage and exchange module, an oil-gas mixed transportation pump and an electric valve switch, as shown in figure 1. The PLC is loaded with a control algorithm required by the operation of the intelligent oil-gas mixed transportation transfer equipment, is used for collecting operation data of each structural unit of the intelligent oil-gas mixed transportation transfer equipment, and is preferably in communication connection with a remote control center so as to achieve the aim of on-site unattended full-automatic control.
The heat supply module is composed of a solar heat supply module and an air source heat pump module as shown in fig. 2. The solar heat supply module is used as a main heat supply source, and a plurality of temperature acquisition unit nodes and solar heat supply medium flow acquisition units are arranged on the solar heat supply module; the temperature acquisition unit node and the solar heat supply medium flow acquisition unit are respectively in communication connection with a data acquisition port of the PLC, so that temperature range value information in the solar heat supply module and flow information of the solar heat supply medium are provided for the PLC (data acquisition port); in addition, still be provided with the entry governing valve on the solar energy heat supply module, this solar energy heat supply module entry governing valve is in succession with the output control port communication of PLC controller for realize the remote control of PLC controller to solar energy heat supply module operational mode. The air source heat pump module is used as an auxiliary heat supply source, an inlet adjusting valve is also arranged on the air source heat pump module, and the inlet adjusting valve of the air source heat pump module is also communicated and connected with an output control port of the PLC controller so as to realize the remote control of the operation mode of the air source heat pump module by the PLC controller. It should be added that, the solar heating has the periodicity of day and night alternation; therefore, on the premise of ensuring that the solar heat energy provided by the solar heat supply module is fully utilized, the air source heat pump module is started in time to supply heat when the solar energy cannot ensure basic heat supply, so that the effects of ensuring sufficient heat supply and saving electricity as much as possible are achieved.
As shown in fig. 2, 3 and 4, the heat storage and exchange module includes a heat storage water tank, a heat exchange circulation water tank and a heat exchanger. The heat storage water tank is stored with a heat exchange medium. The heat collection outlet end of the heat storage water tank is connected with the liquid inlet end of the heat exchange circulating water tank, and the heat collection inlet end of the heat storage water tank is connected with the liquid outlet end of the heat exchange circulating water tank; the heat release outlet end of the heat storage water tank is connected with the liquid inlet end of the heat exchanger, and the heat release inlet end of the heat storage water tank is connected with the liquid outlet end of the heat exchanger. Wherein, heat transfer circulating water tank contacts with heat supply module for realize the (heating) heat exchange to heat transfer medium. Specifically, a contact surface is arranged in the heat exchange circulating water tank, and the contact surface is respectively contacted with the solar heat supply module and the air source heat pump module, so that the heat exchange between the solar heat supply module and the heat exchange medium between the air source heat pump module and the heat exchange medium is respectively realized. The heat exchanger is then used to effect a (exothermic) heat exchange against the heat exchange medium. Specifically, the heat exchanger is preferably a shell-and-tube heat exchanger: the shell process fluid in the shell-and-tube heat exchanger is a heat exchange medium, and the shell process fluid in the shell-and-tube heat exchanger is an oil-gas mixed infusion fluid; through the heat exchanger, the heat in the heat exchange medium is transferred to the oil-gas mixed infusion liquid.
The oil-gas multiphase pump and the electric valve switch of the oil-gas multiphase pump are shown in figures 4 and 5, wherein the oil-gas multiphase pump is used for providing power for the outward transmission of the oil-gas multiphase pump; and the electric valve switch is communicated with the output control port of the PLC controller and is used for controlling the electric valve switch of the running state of the oil-gas mixed transportation pump.
Example two
The second embodiment comprises all the technical features of the first embodiment; specifically, the invention provides an intelligent oil-gas mixed transportation transfer device, as shown in fig. 1, which comprises a PLC controller, a heat supply module, a heat storage and exchange module, an oil-gas mixed transportation pump and an electric valve switch. The PLC is loaded with a control algorithm required by the operation of the intelligent oil-gas mixed transportation transfer equipment, is used for collecting operation data of each structural unit of the intelligent oil-gas mixed transportation transfer equipment, and is preferably in communication connection with a remote control center so as to achieve the aim of on-site unattended full-automatic control.
The heat supply module is composed of a solar heat supply module and an air source heat pump module as shown in fig. 2. The solar heat supply module is used as a main heat supply source, and a plurality of temperature acquisition unit nodes and solar heat supply medium flow acquisition units are arranged on the solar heat supply module; the temperature acquisition unit node and the solar heat supply medium flow acquisition unit are respectively in communication connection with a data acquisition port of the PLC, so that temperature range value information in the solar heat supply module and flow information of the solar heat supply medium are provided for the PLC (data acquisition port); in addition, still be provided with the entry governing valve on the solar energy heat supply module, this solar energy heat supply module entry governing valve is in succession with the output control port communication of PLC controller for realize the remote control of PLC controller to solar energy heat supply module operational mode. The air source heat pump module is used as an auxiliary heat supply source, an inlet adjusting valve is also arranged on the air source heat pump module, and the inlet adjusting valve of the air source heat pump module is also in communication connection with an output control port of the PLC controller so as to realize the remote control of the PLC controller on the operation mode of the air source heat pump module. It should be added that, the solar heating has a periodicity of day and night alternation; therefore, on the premise of ensuring that the solar heat energy provided by the solar heat supply module is fully utilized, the air source heat pump module is started to supply heat in time when the solar energy cannot ensure basic heat supply, so that the effects of ensuring sufficient heat supply and saving electricity as much as possible are achieved.
As shown in fig. 2, 3 and 4, the heat storage and exchange module includes a heat storage water tank, a heat exchange circulation water tank and a heat exchanger. The heat storage water tank stores heat exchange medium. The heat collection outlet end of the heat storage water tank is connected with the liquid inlet end of the heat exchange circulating water tank, and the heat collection inlet end of the heat storage water tank is connected with the liquid outlet end of the heat exchange circulating water tank; the heat release outlet end of the heat storage water tank is connected with the liquid inlet end of the heat exchanger, and the heat release inlet end of the heat storage water tank is connected with the liquid outlet end of the heat exchanger. Wherein, heat transfer circulating water tank contacts with heat supply module for realize the (heating) heat exchange to heat transfer medium. Specifically, a contact surface is arranged in the heat exchange circulating water tank, and the contact surface is respectively contacted with the solar heat supply module and the air source heat pump module, so that the heat exchange between the solar heat supply module and the heat exchange medium between the air source heat pump module and the heat exchange medium is respectively realized. The heat exchanger is then used to effect a (exothermic) heat exchange against the heat exchange medium. Specifically, the heat exchanger is preferably a shell-and-tube heat exchanger: the shell process fluid in the shell-and-tube heat exchanger is a heat exchange medium, and the shell process fluid in the shell-and-tube heat exchanger is an oil-gas mixed infusion fluid; through the heat exchanger, the heat in the heat exchange medium is transferred to the oil-gas mixed infusion liquid.
The oil-gas multiphase pump and the electric valve switch of the oil-gas multiphase pump are shown in figures 4 and 5, wherein the oil-gas multiphase pump is used for providing power for the outward transmission of the oil-gas multiphase pump; and the electric valve switch is in communication connection with an output control port of the PLC controller and is used for controlling the electric valve switch of the running state of the oil-gas mixed transportation pump.
In addition, the second embodiment further defines the hot water storage tank as follows. Specifically, as shown in fig. 3, a heat supply circulating pump controlled by a PLC controller is further disposed in the heat storage water tank, and the heat supply circulating pump is used for providing power for a heat exchange medium circulating between the heat storage water tank and the heat exchange circulating water tank; and a heat exchange circulating pump controlled by the PLC is further arranged in the heat storage water tank and used for providing power for a heat exchange medium circulating between the heat storage water tank and the heat exchanger. In addition, a plurality of heat exchange medium temperature acquisition units and heat exchange medium liquid level acquisition units are also arranged in the heat storage water tank; the heat exchange medium temperature acquisition unit and the heat exchange medium liquid level acquisition unit are respectively in communication connection with a data acquisition port of the PLC.
And the electric auxiliary heat device is preferably arranged in the heat storage water tank and is used for providing the lowest temperature calorific value required by heat exchange processes such as heating, heat release and the like for the heat exchange medium (for example, when the heat supply modules such as the solar heat supply module and the air source heat pump module cannot operate or under other working scenes).
EXAMPLE III
The third embodiment includes all the technical features of the first embodiment; specifically, the invention provides an intelligent oil-gas mixed transportation transfer device, as shown in fig. 1, which comprises a PLC controller, a heat supply module, a heat storage and exchange module, an oil-gas mixed transportation pump and an electric valve switch. The PLC is loaded with a control algorithm required by the operation of the intelligent oil-gas mixed transportation transfer equipment, is used for collecting operation data of each structural unit of the intelligent oil-gas mixed transportation transfer equipment, and is preferably in communication connection with a remote control center so as to achieve the aim of on-site unattended full-automatic control.
The heat supply module is composed of a solar heat supply module and an air source heat pump module as shown in fig. 2. The solar heat supply module is used as a main heat supply source, and a plurality of temperature acquisition unit nodes and solar heat supply medium flow acquisition units are arranged on the solar heat supply module; the temperature acquisition unit node and the solar heat supply medium flow acquisition unit are respectively in communication connection with a data acquisition port of the PLC, so that temperature range value information in the solar heat supply module and flow information of the solar heat supply medium are provided for the PLC (data acquisition port); in addition, still be provided with the entry governing valve on the solar energy heat supply module, this solar energy heat supply module entry governing valve is in succession with the output control port communication of PLC controller for realize the remote control of PLC controller to solar energy heat supply module operational mode. The air source heat pump module is used as an auxiliary heat supply source, an inlet adjusting valve is also arranged on the air source heat pump module, and the inlet adjusting valve of the air source heat pump module is also in communication connection with an output control port of the PLC controller so as to realize the remote control of the PLC controller on the operation mode of the air source heat pump module. It should be added that, the solar heating has the periodicity of day and night alternation; therefore, on the premise of ensuring that the solar heat energy provided by the solar heat supply module is fully utilized, the air source heat pump module is started to supply heat in time when the solar energy cannot ensure basic heat supply, so that the effects of ensuring sufficient heat supply and saving electricity as much as possible are achieved.
As shown in fig. 2, 3 and 4, the heat storage and exchange module includes a heat storage water tank, a heat exchange circulation water tank and a heat exchanger. The heat storage water tank stores heat exchange medium. The heat collection outlet end of the heat storage water tank is connected with the liquid inlet end of the heat exchange circulating water tank, and the heat collection inlet end of the heat storage water tank is connected with the liquid outlet end of the heat exchange circulating water tank; the heat release outlet end of the heat storage water tank is connected with the liquid inlet end of the heat exchanger, and the heat release inlet end of the heat storage water tank is connected with the liquid outlet end of the heat exchanger. Wherein, heat transfer circulation tank contacts with heat supply module for realize the (heating) heat exchange to heat transfer medium. Specifically, a contact surface is arranged in the heat exchange circulating water tank, and the contact surface is respectively contacted with the solar heat supply module and the air source heat pump module, so that the heat exchange between the solar heat supply module and the heat exchange medium between the air source heat pump module and the heat exchange medium is respectively realized. The heat exchanger is then used to effect a (exothermic) heat exchange against the heat exchange medium. Specifically, the heat exchanger is preferably a shell-and-tube heat exchanger: the shell process fluid in the shell-and-tube heat exchanger is a heat exchange medium, and the shell process fluid in the shell-and-tube heat exchanger is an oil-gas mixed infusion liquid; through the heat exchanger, the heat in the heat exchange medium is transferred to the oil-gas mixed infusion liquid.
The oil-gas multiphase pump and the electric valve switch of the oil-gas multiphase pump are shown in figures 4 and 5, wherein the oil-gas multiphase pump is used for providing power for the outward transmission of the oil-gas multiphase pump; and the electric valve switch is in communication connection with an output control port of the PLC controller and is used for controlling the electric valve switch of the running state of the oil-gas mixed transportation pump.
In addition, the third embodiment is further limited to a liquid supplementing water tank. As shown in fig. 3, the liquid supplementing water tank is connected with the heat storage water tank and is used for supplementing a heat exchange medium into the heat storage water tank. And a liquid supplementing electric valve for controlling the flow of the supplementary heat exchange medium is arranged between the liquid supplementing water tank and the heat storage water tank. Specifically, this fluid infusion water tank is overhead water tank, supplements the heat transfer medium for heat storage water tank through the gravity principle, and its fluid infusion motorised valve's heat transfer medium flow data passes through the signal line and conveys to the PLC controller and realize unified regulation and control.
Example four
The fourth embodiment includes all the technical features of the first embodiment; specifically, the invention provides an intelligent oil-gas mixed transportation transfer device, as shown in fig. 1, which comprises a PLC controller, a heat supply module, a heat storage and exchange module, an oil-gas mixed transportation pump and an electric valve switch. The PLC is loaded with a control algorithm required by the operation of the intelligent oil-gas mixed transportation transfer equipment, is used for collecting operation data of each structural unit of the intelligent oil-gas mixed transportation transfer equipment, and is preferably in communication connection with a remote control center so as to achieve the aim of on-site unattended full-automatic control.
The heat supply module is composed of a solar heat supply module and an air source heat pump module as shown in fig. 2. The solar heating module is used as a main heating source and is provided with a plurality of temperature acquisition unit nodes and a solar heating medium flow acquisition unit; the temperature acquisition unit node and the solar heat supply medium flow acquisition unit are respectively in communication connection with a data acquisition port of the PLC, so that temperature range value information in the solar heat supply module and flow information of the solar heat supply medium are provided for the PLC (data acquisition port); in addition, still be provided with the entry governing valve on the solar energy heat supply module, this solar energy heat supply module entry governing valve is in succession with the output control port communication of PLC controller for realize the remote control of PLC controller to solar energy heat supply module operational mode. The air source heat pump module is used as an auxiliary heat supply source, an inlet adjusting valve is also arranged on the air source heat pump module, and the inlet adjusting valve of the air source heat pump module is also in communication connection with an output control port of the PLC controller so as to realize the remote control of the PLC controller on the operation mode of the air source heat pump module. It should be added that, the solar heating has the periodicity of day and night alternation; therefore, on the premise of ensuring that the solar heat energy provided by the solar heat supply module is fully utilized, the air source heat pump module is started to supply heat in time when the solar energy cannot ensure basic heat supply, so that the effects of ensuring sufficient heat supply and saving electricity as much as possible are achieved.
As shown in fig. 2, 3 and 4, the heat storage and exchange module comprises a heat storage water tank, a heat exchange circulating water tank and a heat exchanger. The heat storage water tank stores heat exchange medium. The heat collection outlet end of the heat storage water tank is connected with the liquid inlet end of the heat exchange circulating water tank, and the heat collection inlet end of the heat storage water tank is connected with the liquid outlet end of the heat exchange circulating water tank; the heat-releasing outlet end of the heat-storing water tank is connected with the liquid inlet end of the heat exchanger, and the heat-releasing inlet end of the heat-storing water tank is connected with the liquid outlet end of the heat exchanger. Wherein, heat transfer circulation tank contacts with heat supply module for realize the (heating) heat exchange to heat transfer medium. Specifically, a contact surface is arranged in the heat exchange circulating water tank, and the contact surface is respectively contacted with the solar heat supply module and the air source heat pump module, so that the heat exchange between the solar heat supply module and the heat exchange medium between the air source heat pump module and the heat exchange medium is respectively realized. The heat exchanger is then used to effect a (exothermic) heat exchange against the heat exchange medium. Specifically, the heat exchanger is preferably a shell-and-tube heat exchanger: the shell process fluid in the shell-and-tube heat exchanger is a heat exchange medium, and the shell process fluid in the shell-and-tube heat exchanger is an oil-gas mixed infusion fluid; through the heat exchanger, the heat in the heat exchange medium is transferred to the oil-gas mixed infusion liquid.
The oil-gas multiphase pump and the electric valve switch of the oil-gas multiphase pump are shown in figures 4 and 5, wherein the oil-gas multiphase pump is used for providing power for the outward transportation of oil-gas multiphase fluid; and the electric valve switch is in communication connection with an output control port of the PLC controller and is used for controlling the electric valve switch of the running state of the oil-gas mixed transportation pump.
In addition, the fourth embodiment further defines the structural units such as an inlet pressure transmitter, an outlet pressure transmitter, a filter and the like. As shown in fig. 5, the inlet pressure transmitter is arranged on the front end pipeline of the oil-gas transport pump and used for collecting pressure data of the front end pipeline of the oil-gas transport pump; the outlet pressure transmitter is arranged on the pipeline at the rear end of the oil-gas transport pump and used for collecting pressure data of the pipeline at the rear end of the oil-gas transport pump. The inlet pressure transmitter and the outlet pressure transmitter are also respectively communicated and connected with a data acquisition port of the PLC controller, so that the oil-gas mixed transfusion liquid flowing through the oil-gas mixed transfusion pump is metered.
As a preferable embodiment of the invention, the pipeline at the front end of the inlet pressure transmitter is also provided with a filter, and the filter is used for filtering large-particle solids in the oil-gas mixed transportation pump, so that the operation safety of the oil-gas mixed transportation pump is ensured.
The invention provides intelligent oil-gas mixed transportation transfer equipment which comprises a PLC (programmable logic controller), a heat supply module, a heat storage and exchange module, an oil-gas mixed transportation pump and an electric valve switch, wherein the PLC is used for controlling the oil-gas mixed transportation pump to be switched on and off; the intelligent oil-gas mixed transportation transfer equipment with the structural characteristics adopts the oil-gas mixed transportation process to replace the original oil-gas separation and separation transportation process, simplifies the process flow of the transfer station, and generally adopts full-closed operation to avoid the risk factor of oil-gas exposure of the transfer station; the method adopts the modes of solar energy, air energy heat pump, electric auxiliary heat and the like to heat the output mixed liquid, replaces the traditional natural gas heating furnace process, and realizes no emission, safety, energy conservation and environmental protection in the whole process; the heat exchange medium heat storage mode is adopted, so that the utilization degree of solar energy is improved; the PLC fully considers the peak flat valley step electricity price in the algorithm, effectively reduces the application cost and improves the economy of the whole operation of the equipment. The station equipment and the instrument signal are uniformly connected to the PLC controller to realize automatic control, and the unattended full-automatic operation of the oil-gas transfer station is ensured.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and shall cover the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides an intelligence oil-gas mixture transportation transfer apparatus which characterized in that, including:
a PLC controller;
a heat supply module; the heat supply module consists of a solar heat supply module and an air source heat pump module; the solar heat supply module is provided with a plurality of temperature acquisition unit nodes and a solar heat supply medium flow acquisition unit; the temperature acquisition unit node and the solar heat supply medium flow acquisition unit are respectively in communication connection with a data acquisition port of the PLC;
inlet regulating valves are respectively arranged on the solar heat supply module and the air source heat pump module; an inlet regulating valve of the solar heat supply module and an inlet regulating valve of the air source heat pump module are respectively in communication connection with an output control port of the PLC;
the heat storage and exchange module; the heat storage and exchange module comprises a heat storage water tank, a heat exchange circulating water tank and a heat exchanger; wherein, a heat exchange medium is stored in the heat storage water tank; the heat collection outlet end of the heat storage water tank is connected with the liquid inlet end of the heat exchange circulating water tank, and the heat collection inlet end of the heat storage water tank is connected with the liquid outlet end of the heat exchange circulating water tank; the heat release outlet end of the heat storage water tank is connected with the liquid inlet end of the heat exchanger, and the heat release inlet end of the heat storage water tank is connected with the liquid outlet end of the heat exchanger;
the heat exchange circulating water tank is provided with contact surfaces which respectively exchange heat with the solar heat supply module and the air source heat pump module; the heat exchanger is a shell-and-tube heat exchanger; wherein, the shell pass fluid in the shell-and-tube heat exchanger is a heat exchange medium, and the shell pass fluid in the shell-and-tube heat exchanger is an oil-gas mixed infusion fluid;
the oil-gas mixed transportation pump and an electric valve switch are used for controlling the running state of the oil-gas mixed transportation pump; the oil-gas mixed transportation pump is used for providing power for the outward transportation of the oil-gas mixed transportation liquid, and the electric valve switch is in communication connection with an output control port of the PLC.
2. The intelligent oil-gas mixture transportation and transfer device according to claim 1, wherein a heat supply circulating pump controlled by a PLC controller is further arranged in the heat storage water tank; the heat supply circulating pump is used for providing power for a heat exchange medium circulating between the heat storage water tank and the heat exchange circulating water tank.
3. The intelligent oil-gas mixture transportation and transfer device according to claim 1, wherein a heat exchange circulating pump controlled by a PLC controller is further arranged in the heat storage water tank; the heat exchange circulating pump is used for providing power for a heat exchange medium circulating between the heat storage water tank and the heat exchanger.
4. The intelligent oil-gas mixture transportation transfer equipment according to claim 1, wherein an electric auxiliary heating device is further installed in the heat storage water tank.
5. The intelligent oil-gas mixture transportation transfer equipment according to claim 1, wherein a plurality of heat exchange medium temperature acquisition units and heat exchange medium liquid level acquisition units are further arranged in the heat storage water tank; the heat exchange medium temperature acquisition unit and the heat exchange medium liquid level acquisition unit are respectively in communication connection with a data acquisition port of the PLC.
6. The intelligent oil-gas mixture transportation transfer equipment according to claim 1, further comprising: a liquid supplementing water tank; the liquid supplementing water tank is connected with the heat storage water tank and is used for supplementing a heat exchange medium into the heat storage water tank; and a liquid supplementing electric valve for controlling the flow of the supplemented heat exchange medium is arranged between the liquid supplementing water tank and the heat storage water tank.
7. The intelligent oil-gas mixture transportation transfer equipment according to claim 1, further comprising: the inlet pressure transmitter is respectively connected with a data acquisition port of the PLC controller in a communication way and is arranged on a pipeline at the front end of the oil-gas transport pump, and the outlet pressure transmitter is arranged on a pipeline at the rear end of the oil-gas transport pump.
8. The intelligent oil-gas mixture transportation transfer equipment according to claim 7, further comprising: and the filter is arranged on the pipeline at the front end of the inlet pressure transmitter.
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| CN202110788953.9A CN115614669A (en) | 2021-07-13 | 2021-07-13 | Intelligent oil-gas mixed transportation transfer equipment |
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