CN113394915A - Intelligent voltage-stabilizing power-variable generator set - Google Patents
Intelligent voltage-stabilizing power-variable generator set Download PDFInfo
- Publication number
- CN113394915A CN113394915A CN202110650932.0A CN202110650932A CN113394915A CN 113394915 A CN113394915 A CN 113394915A CN 202110650932 A CN202110650932 A CN 202110650932A CN 113394915 A CN113394915 A CN 113394915A
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- Prior art keywords
- power
- permanent magnet
- controller
- magnet synchronous
- synchronous motor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
- H02J7/1415—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle with a generator driven by a prime mover other than the motor of a vehicle
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/345—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering using capacitors as storage or buffering devices
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/008—Arrangements for controlling electric generators for the purpose of obtaining a desired output wherein the generator is controlled by the requirements of the prime mover
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/04—Control effected upon non-electric prime mover and dependent upon electric output value of the generator
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/14—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/50—Charging of capacitors, supercapacitors, ultra-capacitors or double layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
Abstract
The invention discloses an intelligent voltage-stabilizing power-variable generator set, which adopts the technical scheme that the intelligent voltage-stabilizing power-variable generator set comprises a power input module, a power generation module, an electric power output module, a power feedback module and an energy storage module, wherein the power input module comprises an engine; the power generation module comprises a permanent magnet synchronous motor, and the permanent magnet synchronous motor is connected with the engine; the power output module comprises a generator controller and a conversion controller, the generator controller is connected with the output end of the permanent magnet synchronous motor in series, and the generator controller converts alternating current into direct current; the conversion controller is connected with the output end of the generator controller in parallel and converts the direct current into alternating current; the power feedback module comprises an upper computer which is respectively connected with the generator controller and the engine; the invention has the advantages of automatically adjusting output power, improving power generation efficiency, recycling redundant electric quantity, automatically supplementing to a power supply system and ensuring stable operation of equipment voltage.
Description
Technical Field
The invention relates to the field of generator sets, in particular to an intelligent voltage-stabilizing power-variable generator set.
Background
In the prior diesel engine generator set, a diesel engine is used as a prime mover to drive a generator to rotate, and the generator outputs induced electromotive force by utilizing the electromagnetic induction principle and generates current through a closed load loop. The disadvantages of this existing generator set are:
1. when the power and the rotating speed do not reach the rated state, the power generation efficiency is low, and energy is wasted.
2. When the load is overloaded, the damage to the diesel engine is large, the service life of the diesel engine is shortened, and even accidents can be caused.
3. The existing generator can achieve optimal efficiency output only under the condition that the rotating speed and the power reach the rated values, so the power regulation range is small.
4. Most of the existing generators use excitation generators, are large in size, and increase the manufacturing cost and the transportation cost.
Disclosure of Invention
In view of the above disadvantages of the prior art, an object of the present invention is to provide an intelligent voltage-stabilizing power-varying generator set, which has the advantages of automatically adjusting output power, improving power generation efficiency, recovering excess electric quantity, automatically supplementing power supply system under the condition of power overload or power loss, ensuring stable operation of equipment voltage, small volume, and saving space and cost.
The technical purpose of the invention is realized by the following technical scheme:
an intelligent voltage-stabilizing power-variable generator set comprises a power input module, a power generation module, an electric power output module, a power feedback module and an energy storage module,
the power input module includes an engine;
the power generation module comprises a permanent magnet synchronous motor, and the permanent magnet synchronous motor is connected with the engine;
the power output module comprises a generator controller and a conversion controller, the generator controller is connected with the output end of the permanent magnet synchronous motor in series, and the generator controller converts alternating current into direct current; the conversion controller is connected with the output end of the generator controller in parallel, and converts direct current into alternating current;
the power feedback module comprises an upper computer which is respectively connected with the generator controller and the engine;
the energy storage module is connected with the output end of the permanent magnet synchronous motor in parallel.
Further, the engine is a diesel engine.
Furthermore, a speed actuator is arranged on the diesel engine and connected with an upper computer through a communication CAN line.
Furthermore, the output end of the diesel engine is connected with a coupler and is connected with the permanent magnet synchronous motor through the coupler.
Furthermore, a feedback circuit is arranged between the permanent magnet synchronous motor and the generator controller.
Furthermore, an encoder is arranged on the feedback circuit.
Furthermore, the upper computer is connected with the generator controller through a communication CAN line.
Further, the energy storage module comprises a shock load resistant battery pack.
Further, the energy storage module comprises an impact load resistant capacitor.
In conclusion, the invention has the following beneficial effects:
1. the permanent magnet synchronous generator is adopted for generating electricity, and the size of the permanent magnet synchronous generator is small, so that the size of the whole generator set is small, the space and the cost are saved, and the transportation is easy.
2. The power generator set is provided with an anti-impact load battery pack or capacitor, when the power generator set works in a normal state, the battery pack or the capacitor stores redundant electric quantity for later use, and when the power generator set is overloaded or loses load, the battery pack or the capacitor can automatically supplement the power supply system, so that the voltage of equipment can be ensured to stably run without impact.
3. The generator controller is mainly used for adjusting the output power, converting the output direct current into alternating current and outputting the alternating current, and then the generator set realizes direct current and alternating current output, so that various use requirements of users are met.
4. The output power is fed back in real time through the upper computer, the rotating speed of the diesel engine is automatically adjusted, the generator outputs different power consumption, the load requirement is met, the oil consumption is greatly reduced, and the use cost is reduced.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent voltage-stabilizing variable-power generator set.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are all used in a non-precise scale for the purpose of facilitating and distinctly aiding in the description of the embodiments of the present invention. To make the objects, features and advantages of the present invention comprehensible, reference is made to the accompanying drawings. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the implementation conditions of the present invention, so that the present invention has no technical significance, and any structural modification, ratio relationship change or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention.
Example (b): an intelligent voltage-stabilizing power-variable generator set is shown in figure 1 and comprises a power input module, a power generation module, an electric power output module, a power feedback module and an energy storage module.
Further, the power input module includes an engine, preferably a diesel engine. The output end of the diesel engine is connected with a coupler and is connected with other components through the coupler. The diesel engine is provided with a speed actuator, and the speed actuator monitors the rotating speed of the diesel engine when the diesel engine works.
Furthermore, the power generation module comprises a permanent magnet synchronous motor, and the permanent magnet synchronous motor is connected with the diesel engine through a coupler. The diesel engine is started, power is transmitted to the permanent magnet synchronous motor, and the permanent magnet synchronous motor runs to generate alternating current. Compared with a common motor, the permanent magnet synchronous motor has the advantages of small volume, small occupied area and convenience in use, installation and arrangement of equipment.
Further, the power output module comprises a generator controller and a conversion controller, the generator controller is connected with the output end of the permanent magnet synchronous motor in series, and the generator controller converts alternating current into direct current; the conversion controller is connected in parallel with the output end of the generator controller and converts the direct current into the alternating current. The generator controller outputs direct current, the conversion controller outputs three-phase alternating current, and then the generator set can output direct current and alternating current in two modes, and the use requirements of different devices are met.
Furthermore, a feedback circuit is arranged between the permanent magnet synchronous motor and the generator controller, an encoder is installed on the feedback circuit, and the encoder can translate an output power signal of the generator controller and then transmit the output power signal back to the permanent magnet synchronous motor.
Furthermore, the power feedback module comprises an upper computer which is respectively connected with the generator controller and the engine. Specifically, the speed actuator is connected with the upper computer through a communication CAN line, and the upper computer is connected with the generator controller through a communication CAN line. The generator controller feeds back output power data to the upper computer through the communication CAN line, the upper computer processes the output power data, corresponding adjustment is made according to real-time data, the signal communication CAN line is adjusted to feed back to the speed actuator, the rotating speed of the diesel engine is adjusted, the purpose of adjusting the output power is achieved, corresponding adjustment CAN be made in time according to different working conditions and different loads, oil consumption reduction is facilitated, and cost is reduced.
Further, the energy storage module comprises an anti-impact load battery pack or an anti-impact load capacitor. The energy storage module is connected in parallel with the output end of the generator controller. When the generator set works normally, the energy storage module stores redundant electric quantity for later use; under the condition of power overload or power loss, the power supply system can be automatically supplemented, so that the stable operation of the equipment voltage is ensured, the equipment is not impacted, and the service life of the equipment is greatly prolonged. Meanwhile, when the power is automatically adjusted and raised, the effect of supplementing power to the system is achieved in the buffering and delaying stages; when the power automatic regulation is reduced, the redundant power can be stored for standby in the buffering and delaying stages, and the power automatic regulation is assisted.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (9)
1. The utility model provides an intelligence steady voltage becomes power generating set which characterized in that: comprises a power input module, a power generation module, an electric power output module, a power feedback module and an energy storage module,
the power input module includes an engine;
the power generation module comprises a permanent magnet synchronous motor, and the permanent magnet synchronous motor is connected with the engine;
the power output module comprises a generator controller and a conversion controller, the generator controller is connected with the output end of the permanent magnet synchronous motor in series, and the generator controller converts alternating current into direct current; the conversion controller is connected with the output end of the generator controller in parallel, and converts direct current into alternating current;
the power feedback module comprises an upper computer which is respectively connected with the generator controller and the engine;
the energy storage module is connected with the output end of the permanent magnet synchronous motor in parallel.
2. The intelligent voltage-stabilizing power-variable generator set according to claim 1, characterized in that: the engine is a diesel engine.
3. The intelligent voltage-stabilizing power-variable generator set according to claim 2, characterized in that: the diesel engine is provided with a speed actuator, and the speed actuator is connected with an upper computer through a communication CAN line.
4. The intelligent voltage-stabilizing power-variable generator set according to claim 2, characterized in that: the output end of the diesel engine is connected with a coupler and is connected with the permanent magnet synchronous motor through the coupler.
5. The intelligent voltage-stabilizing power-variable generator set according to claim 1, characterized in that: and a feedback circuit is also arranged between the permanent magnet synchronous motor and the generator controller.
6. The intelligent voltage-stabilizing power-variable generator set according to claim 5, wherein: and an encoder is arranged on the feedback circuit.
7. The intelligent voltage-stabilizing power-variable generator set according to claim 1, characterized in that: the upper computer is connected with the generator controller through a communication CAN line.
8. The intelligent voltage-stabilizing power-variable generator set according to claim 1, characterized in that: the energy storage module includes a shock load resistant battery pack.
9. The intelligent voltage-stabilizing power-variable generator set according to claim 1, characterized in that: the energy storage module comprises an impact-resistant load capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110650932.0A CN113394915A (en) | 2021-06-09 | 2021-06-09 | Intelligent voltage-stabilizing power-variable generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110650932.0A CN113394915A (en) | 2021-06-09 | 2021-06-09 | Intelligent voltage-stabilizing power-variable generator set |
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| Publication Number | Publication Date |
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| CN113394915A true CN113394915A (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110650932.0A Pending CN113394915A (en) | 2021-06-09 | 2021-06-09 | Intelligent voltage-stabilizing power-variable generator set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113867227A (en) * | 2021-10-19 | 2021-12-31 | 江西清华泰豪三波电机有限公司 | Full-liquid-cooling direct-current power generating set system and control method thereof |
-
2021
- 2021-06-09 CN CN202110650932.0A patent/CN113394915A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113867227A (en) * | 2021-10-19 | 2021-12-31 | 江西清华泰豪三波电机有限公司 | Full-liquid-cooling direct-current power generating set system and control method thereof |
| CN113867227B (en) * | 2021-10-19 | 2024-01-19 | 江西清华泰豪三波电机有限公司 | Full liquid cooling direct current generator set system and control method thereof |
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Effective date of registration: 20230926 Address after: Building 1, Building 1, No. 888 Jingye Road, Huzhou City, Zhejiang Province, 313000 Applicant after: Zhejiang Xinrui Jingke Power Technology Co.,Ltd. Address before: 313000 1001-29, building 5, No. 1366, Hongfeng Road, Kangshan street, Huzhou Economic and Technological Development Zone, Huzhou City, Zhejiang Province Applicant before: Zhejiang Jingke Power Technology Co.,Ltd. |