CN210246585U - Cooling device of excitation adjusting system - Google Patents
Cooling device of excitation adjusting system Download PDFInfo
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- CN210246585U CN210246585U CN201920984327.5U CN201920984327U CN210246585U CN 210246585 U CN210246585 U CN 210246585U CN 201920984327 U CN201920984327 U CN 201920984327U CN 210246585 U CN210246585 U CN 210246585U
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Abstract
The utility model relates to an excitation system technical field, concretely relates to excitation governing system cooling device, include the hot-blast contact tube with the air outlet intercommunication at rectifier cabinet top, this hot-blast contact tube is the air outlet intercommunication at vertical state and rectifier cabinet top including induced air section and wind-guiding section, and the wind-guiding section communicates with the induced air section and passes the wall and extend to outdoor, and the wind-guiding section is from the one end of being connected with the wind-guiding section to its extension downward sloping. The utility model discloses an install hot-blast contact tube additional and directly link to each other with the outer of excitation chamber with rectifier cabinet top air outlet, directly derive the heat in the rectifier cabinet to outdoor, realize that cold wind advances the outer circulative cooling mode that hot-blast goes out, effectively reduced the temperature of rectifier cabinet, and then realize excitation system's temperature regulation.
Description
Technical Field
The utility model relates to an excitation system technical field, concretely relates to excitation governing system cooling device.
Background
The excitation adjusting system of the generator comprises an excitation adjuster cabinet, a rectifier cabinet, a field suppression switch cabinet, a resistor cabinet and an inlet and outlet wire cabinet, wherein the number of the rectifier cabinets is different according to the complexity of the system, the devices are intensively placed in an excitation chamber, the rectifier cabinet of the excitation adjusting system is a main heating part, and an indoor circulating forced air cooling heat dissipation mode that double power supplies and double fans are mutually standby is adopted.
Because of the equipment of the other arrangement of excitation chamber is more, lead to the return air hose can't install in excitation chamber bottom, can only install on excitation chamber's upper portion, lead to the cold wind return circuit not completely through whole excitation chamber, rectifier cabinet air exit, cooling back air outlet and convulsions return air inlet are too close, and the flow direction of indoor wind is not smooth and easy, seriously influences the cooling effect of air conditioner. Because the rectifier cabinet adopts the air cooling mode of indoor circulation, the heat can not be discharged outside, under the not good condition of air conditioner cooling effect, during unit debugging, rectifier cabinet temperature reaches more than 50 degrees 2 air handling units and has been full load operation, excitation regulator sends rectifier cabinet fault alarm signal, allies oneself with when starting up spare fan and falling to about 47 degrees after the temperature reaches 50 degrees, allies oneself with when starting up spare fan, adopts and opens front and back cabinet door temporarily again, increases the electric fan and strengthens the ventilation, and promptly installs 2 additional 5 air conditioners, rectifier cabinet temperature drops to about 35 degrees.
For the above reasons, in the case that the excitation chamber cannot be modified, improving the cooling system of the tidying cabinet becomes an important problem for guaranteeing the normal operation of the rectifier cabinet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an excitation governing system cooling device.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides an excitation control system cooling device, includes the hot-blast contact tube with the air outlet intercommunication at rectifier cabinet top, and this hot-blast contact tube is including induced air section and wind-guiding section, and the induced air section is the air outlet intercommunication at vertical state and rectifier cabinet top, and wind-guiding section and induced air section intercommunication and pass the wall and extend to outdoor, and the wind-guiding section is from the one end of being connected with the wind-guiding section to its extension downward sloping.
Preferably, the inclination angle of the wind guide section is less than 5 degrees.
Preferably, a rear filter screen is installed at an outlet of the hot air delivery pipe.
Preferably, a rain shield is installed at an outlet of the hot air delivery pipe.
Preferably, the hot air delivery pipe is made of a galvanized plate.
Preferably, the length of the induced draft section is 0.8 meters.
Preferably, the length of the wind guide section is 4 meters.
Preferably, the filter screen is a stainless steel filter screen.
The utility model has the advantages that: the utility model discloses an install hot-blast contact tube additional and directly link to each other with the outer of excitation chamber with rectifier cabinet top air outlet, directly derive the heat in the rectifier cabinet to outdoor, realize that cold wind advances the outer circulative cooling mode that hot-blast goes out, effectively reduced the temperature of rectifier cabinet, and then realize excitation system's temperature regulation.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic perspective view of the present invention;
fig. 3 is a schematic view of the three-dimensional structure of the installation state of the middle hot air outlet pipe of the present invention;
FIG. 4 is a schematic sectional view of the installation state of the hot air outlet pipe according to the present invention;
FIG. 5 is an enlarged schematic view at A in FIG. 4;
in the figure:
1. a wall; 2. a rectifier cabinet; 3. an induced draft section; 4. an air guide section; 5. a filter screen; 6. a rain shield.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.
In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 5, an excitation adjusting system cooling device includes a hot air outlet pipe communicated with an air outlet at the top of a rectifier cabinet 2, the hot air outlet pipe includes an induced air section 3 and an air guiding section 4, the induced air section 3 is in a vertical state and is communicated with the air outlet at the top of the rectifier cabinet 2, the air guiding section 4 is communicated with the induced air section 3 and extends to the outside through a wall 1, and the air guiding section 4 is inclined downward from one end connected with the air guiding section 4 to an extending section thereof.
The inclination angle of the air guide section 4 is less than 5 degrees. The air guide section 4 is obliquely arranged, so that the air outlet end of the air guide section is lower than the air inlet section of the air guide section, and rainwater can be effectively prevented from flowing backwards to enter the rectifying cabinet 2 through the hot air outlet pipe when rainfall is large.
And a rear filter screen 5 is arranged at the outlet of the hot air delivery pipe. The filter screen 5 can effectively prevent the small animals from climbing into the hot air outlet pipe and further entering the rectifier cabinet 2 to damage electrical elements and circuits in the cabinet.
And a rain shield 6 is arranged at the outlet of the hot air delivery pipe. The rain baffle 6 can prevent rainwater from flowing backwards and reduce rainwater corrosion at the outlet of the hot air delivery pipe.
The hot air delivery pipe is made of a galvanized plate. The galvanized sheet has strong internal corrosion and is easy to machine and form.
The length of the induced draft section 3 is 0.8 meter. The induced draft section 3 extends upwards vertically for a long enough time, so that the smoothness of hot air rising in the rectifier cabinet 2 can be ensured.
The length of the wind guide section 4 is 4 meters.
The filter screen 5 is a stainless steel filter screen 5. The filter screen 5 made of stainless steel is slightly high, so that the filter screen can effectively resist the damage caused by external force and is not easy to cause local damage due to rusting and corrosion. Can maintain integrity for a long time and resist invasion of animals.
After the excitation adjusting cooling system is transformed, the cooling wind path sequentially comprises an air outlet of the air handling unit, a cabinet bottom air inlet of the rectifier cabinet 2, a cooling fan, heating elements such as silicon controlled rectifiers and the like in the rectifier cabinet 2, a top air outlet of the rectifier cabinet 2, a hot air guide pipe and the outdoor, the flow direction of indoor air is smooth, the cooling effect of the rectifier cabinet 2 is good, and the temperature of the rectifier cabinet 2 is 33 ℃ under the condition that only the air handling unit is opened.
It should be understood that the above-described embodiments are merely illustrative of the preferred embodiments of the present invention and the technical principles thereof. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, these modifications are within the scope of the present invention as long as they do not depart from the spirit of the present invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.
Claims (8)
1. The utility model provides an excitation control system cooling device, its characterized in that, include the hot-blast contact tube with the air outlet intercommunication at rectifier cabinet (2) top, this hot-blast contact tube is including induced air section (3) and wind-guiding section (4), induced air section (3) are the air outlet intercommunication at vertical state and rectifier cabinet (2) top, wind-guiding section (4) and induced air section (3) intercommunication and pass wall (1) and extend to outdoor, wind-guiding section (4) are from the one end of being connected with wind-guiding section (4) to its extension downward sloping.
2. An excitation adjusting system cooling device as claimed in claim 1, wherein the angle of inclination of the air guiding section (4) is less than 5 degrees.
3. Excitation conditioning system cooling arrangement according to claim 1, characterized in that a rear filter screen (5) is mounted at the outlet of the hot air outlet duct.
4. The excitation adjusting system cooling device as claimed in any one of claims 1 to 3, wherein a rain shield (6) is installed at an outlet of the hot air outlet pipe.
5. The excitation conditioning system cooling device of claim 4, wherein the hot air outlet pipe is made of galvanized sheet.
6. Excitation conditioning system cooling arrangement according to claim 5, wherein the length of the air induction section (3) is 0.8 meters.
7. An excitation control system cooling device as claimed in claim 6, wherein the length of the air guiding section (4) is 4 meters.
8. An excitation regulation system cooling device as claimed in claim 3, characterised in that the filter screen (5) is a stainless steel filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920984327.5U CN210246585U (en) | 2019-06-27 | 2019-06-27 | Cooling device of excitation adjusting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920984327.5U CN210246585U (en) | 2019-06-27 | 2019-06-27 | Cooling device of excitation adjusting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210246585U true CN210246585U (en) | 2020-04-03 |
Family
ID=69988265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920984327.5U Active CN210246585U (en) | 2019-06-27 | 2019-06-27 | Cooling device of excitation adjusting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210246585U (en) |
-
2019
- 2019-06-27 CN CN201920984327.5U patent/CN210246585U/en active Active
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