CN212343336U - Power supply system with multiple paths of confluence - Google Patents
Power supply system with multiple paths of confluence Download PDFInfo
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- CN212343336U CN212343336U CN202021400594.2U CN202021400594U CN212343336U CN 212343336 U CN212343336 U CN 212343336U CN 202021400594 U CN202021400594 U CN 202021400594U CN 212343336 U CN212343336 U CN 212343336U
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- 230000000087 stabilizing effect Effects 0.000 claims abstract description 19
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- 238000005070 sampling Methods 0.000 claims description 10
- 230000006641 stabilisation Effects 0.000 claims description 4
- 238000011105 stabilization Methods 0.000 claims description 4
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 239000002699 waste material Substances 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 description 8
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- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model discloses a power supply system with multi-path confluence, which is arranged on a mobile vehicle and comprises four or more power supply circuits, wherein each power supply circuit is respectively connected with different power supply vehicles; four or more power supply circuits are connected in parallel to the input end of the direct current combiner; the output end of the direct current combiner is connected with a DC/DC Boost converter; the output end of the DC/DC Boost converter is connected with the energy storage voltage stabilizing circuit, and the output end of the energy storage voltage stabilizing circuit is connected with the distribution box through the DC/AC transformer; the distribution box is connected with a load, and a power supply configuration module is arranged in the distribution box to control the power supply sequence output by each path of the distribution box. The utility model discloses a combiner acquires the electric energy and stores from the multichannel electric motor car, and can shift electrical power generating system fast through the mobile vehicle and provide the electric energy for the area of different useful electric demands, the waste of the resource that can significantly reduce.
Description
Technical Field
The utility model relates to a power supply technical field especially relates to a electrical power generating system that multichannel converges.
Background
At present, the engineering construction popularization range of the power grid is wide, so that most areas can be connected with the power grid and can take power from the power grid to meet daily life requirements and business activity requirements. The existing partial remote areas or areas such as urban refuge places, large-scale activity sites, road construction and the like still have larger power consumption requirements, but various load devices cannot get power from the power grid due to the fact that the load devices are far away from the power grid; in addition, the power consumption demand under the above-mentioned scenario is generally concentrated in a short period of days or months, if a power grid project is specially established to supply power to a load in order to meet the power consumption demand in a short period of time, very large human and material resources need to be invested, and the constructed power grid is not used after the short period of use because of the completion of road construction or the completion of the development of large activities, which also causes a large amount of resource waste, so the power supply mode is not feasible.
In practical situations, if power needs to be supplied within a short time, a battery pack stored with a certain amount of electric power can be purchased in advance, and power is taken from the battery pack when power needs to be supplied. In addition, a generator can be used for generating power for a load in actual conditions, but the traditional diesel generator has the problems that the transmission noise is large, the output supply rate is small, the weight is too large, the power generation equipment is difficult to move and the like, and the large demand of engineering construction far away from a power grid on electric energy cannot be met.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a multi-path converging power supply system, which obtains and stores electric energy from a multi-path electric vehicle through a combiner, can quickly transfer the power supply system to provide the electric energy for areas with different useful electricity requirements through a mobile vehicle, and can greatly reduce the waste of resources.
The purpose of the utility model is realized by adopting the following technical scheme:
a power supply system with multiple buses is installed on a mobile vehicle, wherein the power supply system comprises:
the input branch comprises four or more power supply circuits, and each power supply circuit is respectively connected with different power supply vehicles;
the direct current combiner is used for connecting four or more power supply circuits in parallel to the input end of the direct current combiner;
the input end of the DC/DC Boost converter is connected with the output end of the direct current combiner;
the input end of the energy storage and voltage stabilization circuit is connected with the output end of the DC/DC Boost converter, and the output end of the energy storage and voltage stabilization circuit is connected with the distribution box through a DC/AC transformer;
and the distribution box is connected with the load and is provided with a power supply configuration module so as to control the power supply sequence output by each path of the distribution box.
Furthermore, each power supply circuit is provided with a control switch for controlling the conduction state of each power supply circuit.
Furthermore, each path of power supply circuit is also connected with a sampling circuit for collecting power supply parameters of each path of power supply circuit.
Furthermore, the sampling circuit also comprises a singlechip module, wherein the input end of the singlechip module is connected with the sampling circuit, and the output end of the singlechip module is connected with the control switch.
Furthermore, the energy storage voltage stabilizing circuit comprises a rectifying voltage stabilizing circuit and an energy storage module, wherein the input end of the rectifying voltage stabilizing circuit is connected with the output end of the DC/DC Boost converter, the output end of the rectifying voltage stabilizing circuit is connected with the energy storage module, and the energy storage module is a vehicle-mounted battery and/or an external battery pack of the mobile vehicle.
Furthermore, the energy storage module is also connected with a battery management module, and the battery management module comprises a signal acquisition unit for acquiring the voltage, the current and the temperature of the battery and a processor module connected with the signal acquisition unit.
Furthermore, the intelligent power supply system also comprises a human-computer interaction device, and the single chip microcomputer module, the battery management module and the power supply configuration module are connected with the human-computer interaction device in a two-way mode.
Furthermore, the output end of the distribution box is led out of three phases of A, B, C and N lines, and the power supply configuration module respectively controls the switching states of the A, B and C phases and the switching rules of the three phases according to the configuration instructions issued by the human-computer interaction equipment so as to adjust the power supply priority sequence of each output.
Further, the direct current combiner is also connected with a vehicle-mounted system of the mobile vehicle through a network cable.
Further, the mobile vehicle is further provided with a photovoltaic charging module, and the photovoltaic charging module is connected with the energy storage module.
Compared with the prior art, the beneficial effects of the utility model reside in that:
(1) the combiner is used for acquiring and storing electric energy from the multi-path electric vehicle, and the power supply system can be quickly transferred to provide electric energy for areas with different useful electricity requirements through the mobile vehicle, and meanwhile, the requirement of high-power supply can be met, so that the waste of resources can be greatly reduced;
(2) the power supply configuration module can set the priority of a power supply line of the distribution box, preferentially provides electric energy for loads with high priority, and supplies power for loads with low priority under the condition of meeting the power consumption of the loads with high priority, so that the flexibility of the system is improved.
Drawings
Fig. 1 is one of schematic block diagrams of the structure of the power supply system of the present invention;
fig. 2 is a second schematic block diagram of the power supply system of the present invention;
fig. 3 is a third schematic block diagram of the power supply system of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
A power supply system with multiple paths of confluence is arranged on a mobile vehicle, and the power supply system can be conveniently moved to a place needing power by the running of the mobile vehicle. In addition, the power supply system in this embodiment can also be connected with the existing vehicle-mounted system on the mobile vehicle, so that a driver can directly observe the charge and discharge state of the power supply system on a vehicle driver seat, and the flexibility is improved.
As shown in fig. 1 and fig. 2, the power supply system installed on the mobile vehicle in this embodiment includes an input branch, a dc combiner, a step-up transformer, an energy storage voltage stabilizing circuit, and a distribution box. Wherein the input branch road includes four or more than four supply circuit, and every supply circuit all is connected with the rifle that charges, and every way supply circuit all can connect different power supply vehicles through its respective rifle that charges, gets the electricity from different power supply vehicles, replaces the mode that the tradition directly got the electricity from the electric wire netting, also can normally put into use the electrical power generating system in this embodiment under the circumstances of electric wire netting outage, satisfies various emergency situation.
Meanwhile, one power supply circuit can be directly connected with the power grid, so that after the mobile vehicle is fully charged in advance in a place with the power grid, the mobile vehicle is driven to an area needing power supply to supply power to a load, and partial emergency requirements can be met.
And each power supply circuit is provided with a control switch for controlling whether each power supply circuit is conducted, the control switch can be a mechanical switch, and when a user presses the control switch of a certain power supply circuit, the conducting and the disconnecting states of the power supply circuit can be switched, so that whether the power supply circuit gets power from the power supply circuit is determined. In this embodiment, one or more power supply circuits need to be turned on at the same time, that is, at least one power supply circuit is kept to take power, so as to avoid the problem of power failure in the power conversion process after the power consumption of the multiple power supply circuits is completed at the same time.
In addition, the power supply system in this embodiment further includes a single chip microcomputer module, the single chip microcomputer module is provided with a plurality of output control ends, and each output control end is respectively connected with each path of control switch of the power supply circuit, so that the single chip microcomputer module can control the conduction state of each control switch according to the instruction, and the effect of automatic control is achieved.
Meanwhile, each power supply circuit is connected with a sampling circuit, the sampling circuit is used for collecting power supply parameters of each power supply circuit, the power supply parameters include but are not limited to current, voltage and temperature, each sampling circuit is connected into the input end of the single chip microcomputer module, and the single chip microcomputer module judges whether the power taking condition of each power supply vehicle is normal or not according to the power supply parameters on each power supply circuit. The basis for judging whether the process of getting electricity from the power supply vehicle is normal is to judge whether the power supply parameters are in a preset normal range, if so, the electricity getting process is normal, and if the power supply parameters exceed the preset normal range, the electricity getting process is abnormal, and the judging process can be executed through a program recorded in the single chip microcomputer module in advance.
When the single chip module learns that a certain current power supply circuit is abnormal through the sampling circuit, the control switch of the power supply circuit is automatically switched off, so that the power supply circuit does not supply power to the power supply system any more, and the safety of the power supply system is ensured. In addition, the single chip microcomputer module is also connected with the human-computer interaction equipment, the single chip microcomputer module displays the power supply parameters collected from the sampling circuit in the human-computer interaction equipment, and a user can know the power taking state of each circuit of power supply circuit in time by looking up the human-computer interaction equipment; in addition, a user can issue various instructions to the single chip microcomputer module through the human-computer interaction device to control the single chip microcomputer module to execute corresponding operations according to user requirements, such as timing control of a control switch of each power supply circuit or control of a switching rule of each power supply circuit. Meanwhile, a virtualization switch can be arranged in the human-computer interaction equipment and corresponds to the control switch, when a user looks up abnormal conditions through the human-computer interaction equipment, the virtualization switch corresponding to the power supply circuit can be pressed through the human-computer interaction equipment, so that the control switch is automatically controlled to be disconnected, the power supply circuit can be disconnected at the first time when the user knows the abnormal conditions, and the practicability is improved.
The direct current is taken out from different power supply vehicles to the multichannel power supply circuit, and in the input of parallel access direct current combiner of four or more than four power supply circuit follow the difference, this direct current combiner is arranged in combining the electric energy that obtains from the multichannel power supply circuit together to concentrated output for it is more smooth and easy to trade the electric process, avoids making a round trip to switch between a plurality of power supply circuit, improves and trades electric efficiency, avoids trading the problem that the power failure appears in the electric process.
The direct current combiner can also be connected with a vehicle-mounted system of the mobile vehicle through a network line, so that communication between the mobile vehicle and the combiner and sending of handshake messages are realized, and the timeliness of information interaction is improved.
The output end of the direct current combiner is connected with a DC/DC Boost converter, the DC/DC Boost converter is a Boost converter, low voltage output from a power supply circuit can be converted into high voltage, and the output maximum load current is increased, so that the normal power consumption of high-power equipment is met.
The output end of the DC/DC Boost converter is connected with an energy storage voltage stabilizing circuit, the energy storage voltage stabilizing circuit at least comprises a rectifying voltage stabilizing circuit and an energy storage module connected with the rectifying voltage stabilizing circuit, high-voltage current is rectified, stabilized and stabilized through the rectifying voltage stabilizing circuit and then stored in the energy storage module, and when power needs to be supplied to a load, the energy storage module can be used for getting power.
The energy storage module can be a vehicle-mounted battery of the mobile vehicle, can also be an external battery pack, and can store electric energy in the vehicle-mounted battery and the external battery pack so as to increase the energy storage capacity of the power supply system.
In addition, the energy storage module in this embodiment is still connected with the battery management module, and the battery management module is including the signal acquisition unit who gathers battery voltage, electric current and temperature and the processor module that links to each other with the signal acquisition unit, and the processor module carries out the analysis with the voltage, electric current and the temperature data that gather, and whether the analysis shows current energy storage module's the charge-discharge condition normal. The battery management module is connected with the man-machine interaction device in a bidirectional mode, and the battery management module feeds back all analyzed results and acquired voltage, current and temperature data to the man-machine interaction device to be displayed so as to prompt a user of the current working condition of the energy storage module.
The output of the energy storage module is connected to the input of a DC/AC transformer so that the DC power output from the energy storage module can be converted to AC power to power various loads, and the output of the DC/AC transformer is connected to a distribution box for connection to various loads.
The distribution box is integrated with switch equipment, measuring instruments, protective electrical appliances, auxiliary equipment and the like, and a circuit can be switched on or switched off by means of a manual or automatic switch during normal operation so as to provide electric energy for each load.
A phase A, a phase B and a phase C are led out from the output end of the distribution box, an N line is also led out, and various different loads can be connected into any phase and the N line to provide 220V domestic electricity for the loads and supply power for common domestic electrical appliances; meanwhile, a load can be connected between the phase lines, the voltage between the phase lines is 380V industrial power utilization voltage, high voltage can be provided for high-power engineering equipment, and the power utilization requirement of the high-power equipment is met.
The control circuit of the distribution box is also provided with a power supply configuration module which can be a single chip microcomputer chip, the power supply configuration module is in bidirectional connection with the human-computer interaction equipment, the human-computer interaction equipment can edit the power supply configuration module to enable the power supply configuration module to issue configuration instructions to the distribution box, and the switching states and the three-phase switching rules of the A phase, the B phase and the C phase output of the distribution box are adjusted according to the configuration instructions so as to adjust the power supply priority sequence of each path of output of the distribution box; if the phase A is the output phase with the highest priority, the load connected with the phase A output can be set as necessary equipment such as public lighting, a communication station, a network server, an elevator and the like; the phase B is a sub-optimal priority, the load connected with the phase B can be unnecessary equipment such as an air conditioner, a high-power electric appliance and the like, and the phase C is a phase with the lowest priority. Because A phase is the highest priority, the electric energy output by the energy storage module is firstly supplied to important equipment such as public lighting, a communication station, a network server and an elevator which are connected with A phase for preferential start, after the electric energy output by the energy storage module meets the power supply requirement of the equipment with the highest priority, the energy storage module outputs redundant electric energy to the equipment with the next priority, and then meets the requirement of the equipment with the next priority and then outputs the electric energy to the load with the lowest priority, so that the energy storage module can also meet the power supply requirement of the load equipment with the highest priority under the condition of less energy storage, the waste of the electric energy of the energy storage module is avoided, the output mode of the energy storage module is reasonably planned, and the flexibility of a power supply system is improved.
In order to meet various emergency conditions, the movable vehicle is also provided with a photovoltaic charging module, the photovoltaic charging module can be arranged on the roof of the movable vehicle and also can be folded and collected on the movable vehicle, and when the movable vehicle needs to be used, the movable vehicle is taken out and placed under sunlight to convert solar energy into electric energy. As shown in fig. 3, the photovoltaic charging module is connected to the energy storage module, and the photovoltaic charging module is used to charge the energy storage module, so as to ensure that the photovoltaic charging module can be directly used to charge a load under the condition that no other power supply vehicle provides electric energy or under other special conditions, thereby improving the flexibility of the power supply system.
When emergency power supply is needed in a place, electric buses, taxis and other large public power supply vehicles near the place needing power supply are sampled and adjusted through a government or social dispatching platform to go to support, a parallel circuit of a plurality of (4 or more) power supply vehicles is boosted through a BOOST circuit through a combiner, in order to stabilize the voltage, an energy storage voltage stabilizing circuit is connected in parallel in the boosted circuit to play a role of constant voltage, the energy storage voltage stabilizing circuit can be vehicle-mounted energy storage of the direct current combiner or a power battery of the vehicle, and the energy storage voltage stabilizing circuit outputs industrial power through a transformer (DC/AC) to provide electric energy for high-power equipment.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (10)
1. A power supply system with multiple buses is characterized by being installed on a mobile vehicle, wherein the power supply system comprises:
the input branch comprises four or more power supply circuits, and each power supply circuit is respectively connected with different power supply vehicles;
the direct current combiner is used for connecting four or more power supply circuits in parallel to the input end of the direct current combiner;
the input end of the DC/DC Boost converter is connected with the output end of the direct current combiner;
the input end of the energy storage and voltage stabilization circuit is connected with the output end of the DC/DC Boost converter, and the output end of the energy storage and voltage stabilization circuit is connected with the distribution box through a DC/AC transformer;
and the distribution box is connected with the load and is provided with a power supply configuration module so as to control the power supply sequence output by each path of the distribution box.
2. The power supply system with multiple buses according to claim 1, wherein each of the power supply circuits is provided with a control switch for controlling the conduction state of each of the power supply circuits.
3. The power supply system with multiple buses according to claim 2, wherein each of the power supply circuits is further connected with a sampling circuit for collecting power supply parameters of each of the power supply circuits.
4. The power supply system of claim 3, further comprising a single chip module, wherein the input terminal of the single chip module is connected to the sampling circuit, and the output terminal of the single chip module is connected to the control switch.
5. The multi-path confluence power supply system according to claim 4, wherein the energy storage voltage stabilizing circuit comprises a rectifying voltage stabilizing circuit and an energy storage module, an input end of the rectifying voltage stabilizing circuit is connected with an output end of the DC/DC Boost converter, an output end of the rectifying voltage stabilizing circuit is connected with the energy storage module, and the energy storage module is set as a vehicle-mounted battery and/or an external battery pack of the mobile vehicle.
6. The power system with multiple buses according to claim 5, wherein the energy storage module is further connected with a battery management module, and the battery management module comprises a signal acquisition unit for acquiring battery voltage, current and temperature and a processor module connected with the signal acquisition unit.
7. The power system with multiple buses according to claim 6, further comprising a human-computer interaction device, wherein the single chip module, the battery management module and the power supply configuration module are all connected with the human-computer interaction device in a bidirectional manner.
8. The multi-path converging power supply system according to claim 7, wherein a phase A, a phase B, a phase C and an N line are led out from the output end of the distribution box, and the power supply configuration module controls the switching states of the phase A, the phase B and the phase C and the switching rules of the three phases respectively according to a configuration command issued by the human-computer interaction device so as to adjust the power supply priority of each path of output.
9. The multi-bus power supply system according to claim 8, wherein the dc combiner is further connected to an on-board system of the mobile vehicle via a network line.
10. The multiple confluent power supply system of claim 9, characterized in that the mobile vehicle is further provided with a photovoltaic charging module, the photovoltaic charging module being connected to the energy storage module.
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| CN202021400594.2U CN212343336U (en) | 2020-07-16 | 2020-07-16 | Power supply system with multiple paths of confluence |
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| CN202021400594.2U CN212343336U (en) | 2020-07-16 | 2020-07-16 | Power supply system with multiple paths of confluence |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114583692A (en) * | 2022-02-28 | 2022-06-03 | 北京市京能电源技术研究所有限公司 | Distributed digital non-inductive self-migration power supply system |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114583692A (en) * | 2022-02-28 | 2022-06-03 | 北京市京能电源技术研究所有限公司 | Distributed digital non-inductive self-migration power supply system |
| CN114583692B (en) * | 2022-02-28 | 2022-09-02 | 北京市京能电源技术研究所有限公司 | Distributed digital non-inductive self-migration power supply system |
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Address after: 518000 3rd floor, No.5, huidebao Industrial Park, No.11, second industrial zone, Baihua community, Guangming Street, Guangming District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Ruineng times Technology Co.,Ltd. Address before: 518000 third floor of Guangming industrial factory building, Weiqun, Baihua Garden Road, Guangming Street, Guangming District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Ruineng times Technology Co.,Ltd. |
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Address after: 518000, Building 4, 101, Shangzhi Science and Technology Park, No. 380 Guangming Avenue, Tangwei Community, Fenghuang Street, Guangming District, Shenzhen, Guangdong Province Patentee after: Shenzhen Ruineng times Technology Co.,Ltd. Country or region after: China Address before: 518000 3rd floor, No.5, huidebao Industrial Park, No.11, second industrial zone, Baihua community, Guangming Street, Guangming District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Ruineng times Technology Co.,Ltd. Country or region before: China |