CN212749081U

CN212749081U - Wind power generation frequency converter test system

Info

Publication number: CN212749081U
Application number: CN202021344115.XU
Authority: CN
Inventors: 穆佳楠; 穆永亮
Original assignee: Heilongjiang Chenyuan Energy Technology Co ltd
Current assignee: Heilongjiang Chenyuan Energy Technology Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-03-19
Anticipated expiration: 2030-07-10

Abstract

The utility model discloses a: a wind power generation frequency converter test system comprises wind power generation equipment, wherein the wind power generation equipment is electrically connected with a frequency conversion module, the frequency conversion module is electrically connected with a power supply conveying module, the frequency conversion module is electrically connected with a PLC (programmable logic controller), the PLC is electrically connected with a voltage display module, the PLC is electrically connected with a voltage control module, the voltage control module is electrically connected with the power supply conveying module, the power supply conveying module is electrically connected with a power grid module, the PLC is electrically connected with a temperature detection module, the temperature detection module is electrically connected with a heat dissipation module, the PLC in a central control module is used for a digital logic controller for automatic control, is analyzed by the PLC, then transmits instructions to the heat dissipation module, and dissipates heat of a frequency converter through a heat dissipation fan so as to ensure that the temperature of the frequency converter is normal, the service life of the device is prolonged.

Description

Wind power generation frequency converter test system

Technical Field

The utility model discloses be applied to the converter and detect technical field, specifically be a wind power generation converter test system.

Background

The development of frequency converters is more and more advanced, a voltage source type is a frequency converter which converts direct current of a voltage source into alternating current, and a filter element of direct current backflow is a capacitor; the current source is a frequency converter which converts direct current of the current source into alternating current, a filter element of a direct current loop is an inductor, the detected output voltage is compared with the theoretical output voltage, when the difference value of the detected output voltage and the theoretical output voltage exceeds a set value, the fault of the frequency converter is determined, the frequency converter is detected by isolating high voltage and external voltage, the detection efficiency and the safety are improved, but in the actual use, the defects still exist, such as the fact that the internal loss of the frequency converter generates a large amount of heat in the operation detection process, and the main circuit board is easily damaged due to overhigh external temperature in the high-temperature environment in summer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wind power generation converter test system to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wind power generation converter test system, includes wind power generation equipment, wind power generation equipment electric connection frequency conversion module, frequency conversion module electric connection power transport module, frequency conversion module electric connection PLC controller, PLC controller electric connection voltage display module, PLC controller electric connection voltage control module, voltage control module electric connection the power transport module, power transport module electric connection electric network module, PLC controller electric connection temperature detection module, temperature detection module electric connection heat dissipation module.

Preferably, the PLC controller electric connection wireless transmission module, wireless transmission module passes through 4G signal connection cell-phone APP.

Preferably, the PLC controller is electrically connected with the alarm module.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides an inside PLC controller of central control module is a digital electronic equipment with microprocessor for automated control's digital logic controller can load the internal storage of memory at any time with control command and carry out, and wherein voltage display module, frequency conversion module, temperature detection module, voltage control module all are connected with the PLC controller, use the utility model discloses the time, detect PLC controller outside temperature with temperature detection module, carry out the analysis by the PLC controller, transmit the instruction for thermal module afterwards, dispel the heat to the PLC controller through radiator fan, guarantee with this that the temperature of converter is normal, prolonged its life.

Drawings

FIG. 1 is a wind power generation frequency converter testing system.

Wherein; the system comprises a wind power generation device 1, a frequency conversion module 2, a power supply conveying module 3, a PLC 4, a voltage display module 5, a voltage control module 6, a power grid module 7, a temperature detection module 8, a heat dissipation module 9, a wireless transmission module 10, a mobile phone APP 11 and an alarm module 12.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The embodiment of the utility model is that; the model of the frequency conversion module is BRHES300 current vector type.

The embodiment of the utility model is that; the voltage control module is model TLE 6361G.

The embodiment of the utility model is that; the model of the power supply delivery module is DC-AC series.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a wind power generation converter test system, includes wind power generation equipment 1, 1 electric connection frequency conversion module 2 of wind power generation equipment, 2 electric connection power supply transport module 3 of frequency conversion module, 2 electric connection PLC controller 4 of frequency conversion module, 4 electric connection voltage display module 5 of PLC controller, 4 electric connection voltage control module 6 of PLC controller, 6 electric connection of voltage control module the power

supply transport module

3, 6 electric connection electric wire netting modules 7 of power supply transport module, 4 electric connection temperature detection module 8 of PLC controller, 8 electric connection heat dissipation module 9 of temperature detection module.

Specifically, PLC controller 4 electric connection wireless transmission module 10, wireless transmission module 10 passes through 4G signal connection cell-phone APP 11.

Remote operation function, can remote operation and control through cell-phone APP.

Specifically, the PLC controller 4 is electrically connected to the alarm module 12.

The automatic alarm function is achieved, and accidents are prevented from further expanding.

Working principle; firstly, the wind power generation equipment 1 generates electric energy, the electric energy is transmitted to the frequency conversion module 2, the frequency conversion module 2 transmits signals to the PLC controller 4, the PLC controller 4 analyzes voltage, the voltage is displayed through the voltage display module 5 and is finally adjusted through the voltage control module 6, finally, the electric energy is transmitted to the power grid module 7 through the power supply conveying module 3, meanwhile, the PLC controller 4 monitors the temperature on the PLC controller 4 in real time through the temperature detection module 8, the heat dissipation module 9 is located on the PLC controller 4, and the temperature of the PLC controller 4 is reduced through the heat dissipation module 9.

In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A wind power generation frequency converter test system comprises a wind power generation device (1), and is characterized in that; wind power generation equipment (1) electric connection frequency conversion module (2), frequency conversion module (2) electric connection power supply transport module (3), frequency conversion module (2) electric connection PLC controller (4), PLC controller (4) electric connection voltage display module (5), PLC controller (4) electric connection voltage control module (6), voltage control module (6) electric connection power supply transport module (3), power supply transport module (3) electric connection electric wire netting module (7), PLC controller (4) electric connection temperature detection module (8), temperature detection module (8) electric connection heat dissipation module (9).

2. A wind power converter testing system according to claim 1, wherein; PLC controller (4) electric connection wireless transmission module (10), wireless transmission module (10) are through 4G signal connection cell-phone APP (11).

3. A wind power converter testing system according to claim 1, wherein; the PLC (4) is electrically connected with the alarm module (12).