CN207690494U - Substation's active noise reduction structure - Google Patents
Substation's active noise reduction structure Download PDFInfo
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- CN207690494U CN207690494U CN201721928573.6U CN201721928573U CN207690494U CN 207690494 U CN207690494 U CN 207690494U CN 201721928573 U CN201721928573 U CN 201721928573U CN 207690494 U CN207690494 U CN 207690494U
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- computer room
- active noise
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Abstract
A kind of substation's active noise reduction structure, including computer room and denoising device, acoustical generator with control module be electrically connected, acoustical generator is set on the madial wall of computer room, and acoustical generator be provided with it is at least one go out part.Substation's active noise reduction structure of the utility model, pass through the computer room and denoising device of setting, computer room is for installing main transformer of transformer substation, reactor, the equipment such as capacitor, denoising device is used for main transformer of transformer substation, reactor, noise caused by the equipment such as capacitor carries out noise reduction process, so as to solve substation's noise problem from source, the air inlet to equipment machine room can not be had to, air outlet etc. is blocked, effectively solve the contradiction of both existing noise reduction technology equipment ventilation and noise reduction, and substation's noise can be solved to external influence, also internal noise problems are solved, ensure substation's nearby residents and there are one the acoustic environments of health into transformer station personnel.
Description
Technical field
The utility model is related to a kind of noise reduction technology fields, more particularly to a kind of substation's active noise reduction structure.
Background technology
The operation of the equipment such as main transformer of transformer substation will produce noise, and substation's nearby residents increase noise complaint year by year in recent years
It is more, it has also become a big problem of substation operation.Substation's noise reduction technology, which is mainly taken, at present blocks the physical measures such as sound insulation, such as
Blocked using sound-proof material, door and window etc..
Existing substation's noise-reduction method can reduce influence of noise to a certain extent, but generally existing problems with：
1, substation equipment operation fever, it is more demanding to ventilation and heat, and existing noise reduction technology is all sacrificial in various degree
Domestic animal ventilation and heat performance, causes the equipment running temperature higher.Therefore control device load factor of having in actual motion, as
Noise reduction and so that the performance of main equipment is had a greatly reduced quality；And equipment is run under the bad environment of performance of ventilation and heat dispersion for a long time, can also be led
It causes apparatus insulated damage, shorten the serious consequences such as equipment life.
2, existing substation's noise reduction technology is limited by objective factor, as conducting wire inlet and outlet need to consider the safety with electrical body
The factors such as distance, can not be isolated and be blocked completely, noise reduction is limited.
Existing substation's noise reduction technology only reduces substation's noise to external influence, and the interior noise that do not account for standing is asked
Topic, i.e., do not solve noise problem really.After existing substation's noise reduction technology takes the measures such as isolation closure, in equipment room
Noise instead can bigger, to enter work of transformer substation operation maintenance personnel impact.
Utility model content
The purpose of the utility model is to overcome shortcomings in the prior art, provide a kind of substation's active noise reduction knot
Structure can solve substation's noise problem from source, can not have to seal the air inlet and outlet etc. of equipment machine room
It is stifled, the contradiction of both existing noise reduction technology equipment ventilation and noise reduction is effectively solved, and substation's noise can be solved to the external world
Influence, also solve internal noise problems, it is ensured that substation's nearby residents and enter transformer station personnel there are one health sound
Environment.
The purpose of this utility model is achieved through the following technical solutions：
A kind of substation's active noise reduction structure, including:
Computer room offers vent passages on the computer room, and the end of the vent passages is located on the side wall of the computer room；
Denoising device, the denoising device are set on the madial wall of the computer room, and the denoising device includes that sound is adopted
Storage, control module, acoustical generator and power supply module, the sound collector are set on the madial wall of the computer room, the control
Molding group is electrically connected with the sound collector, and the acoustical generator is electrically connected with the control module, and the acoustical generator is set to
On the madial wall of the computer room, and the acoustical generator be provided with it is at least one go out part, it is at least one it is described go out the equal position of part
In on one side of the acoustical generator far from the madial wall, the power supply module respectively with the sound collector, the hair
Sound device and control module electrical connection.
In one embodiment of the present embodiment, there are two the sound collector settings, two sound collectors point
It is not electrically connected in controller control module.
In one embodiment of the present embodiment, the acoustical generator is sound speaker.
In one embodiment of the present embodiment, the power supply module is provided with plug division, and the plug division is used for and the external world
Power supply connects.
In one embodiment of the present embodiment, at least two insert-connecting plates are provided on the plug division.
In one embodiment of the present embodiment, substation's active noise reduction structure further includes auxiliary denoising device, described
Auxiliary denoising device is set to the edge of the vent passages.
In one embodiment of the present embodiment, fastener is provided on the madial wall of the vent passages.
In one embodiment of the present embodiment, substation's active noise reduction structure further includes exhaust fan, the exhaust fan
Frame and the fastener be clamped.
Compared with prior art, the utility model has at least the following advantages：
Substation's active noise reduction structure of the utility model, by the computer room and denoising device of setting, computer room is for installing
The equipment such as main transformer of transformer substation, reactor, capacitor, denoising device are used for main transformer of transformer substation, reactor, capacitor
Etc. noise caused by equipment carry out noise reduction process, so as to solve substation's noise problem from source, can not have to pair
The air inlet and outlet etc. of equipment machine room is blocked, and the lance of both existing noise reduction technology equipment ventilation and noise reduction is effectively solved
Shield, and substation's noise can be solved to external influence, also solve internal noise problems, it is ensured that substation's nearby residents
And there are one the acoustic environments of health into transformer station personnel.
Description of the drawings
Fig. 1 is the structural schematic diagram of substation's active noise reduction structure of one embodiment of the utility model.
Specific implementation mode
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The better embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
It realizes, however it is not limited to embodiments described herein.On the contrary, the purpose of providing these embodiments is that making new to this practicality
The disclosure of type understands more thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not offered as being unique embodiment.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with the technology for belonging to the utility model
The normally understood meaning of technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein packet
Include any and all combinations of one or more relevant Listed Items.
In one embodiment, a kind of substation's active noise reduction structure, including computer room and denoising device opens up on the computer room
There are vent passages, the end of the vent passages to be located on the side wall of the computer room；The denoising device is set to the computer room
Madial wall on, the denoising device includes sound collector, control module, acoustical generator and power supply module, the sound collection
Device is set on the madial wall of the computer room, and the control module is electrically connected with the sound collector, the acoustical generator and institute
Control module electrical connection is stated, the acoustical generator is set on the madial wall of the computer room, and the acoustical generator is provided at least
One goes out part, it is at least one it is described go out part be respectively positioned on one side of the acoustical generator far from the madial wall, the electricity
Source module is electrically connected with the sound collector, the acoustical generator and the control module respectively.In this way, above-mentioned substation is active
Denoising structure, by the computer room and denoising device of setting, computer room is for installing main transformer of transformer substation, reactor, capacitor etc.
Equipment, denoising device are used to carry out at noise reduction noise caused by the equipment such as main transformer of transformer substation, reactor, capacitor
Reason can not have to the progress such as air inlet and outlet of equipment machine room so as to solve substation's noise problem from source
It blocks, effectively solves the contradiction of both the ventilation of existing noise reduction technology equipment and noise reduction, and can to solve substation's noise external
The influence on boundary, also solves internal noise problems, it is ensured that there are one health for substation's nearby residents and entrance transformer station personnel
Acoustic environment.
In order to preferably be illustrated to above-mentioned substation's active noise reduction structure, to more fully understand that above-mentioned substation is active
The design of denoising structure.As shown in Figure 1, a kind of substation's active noise reduction structure 10, including computer room 100 and denoising device 200, institute
It states and offers vent passages 110 on computer room, the end of the vent passages is located on the side wall of the computer room.
Shown in Fig. 1, the denoising device is set on the madial wall of the computer room, the denoising device packet
It includes sound collector 210, control module 220, acoustical generator 230 and power supply module 240, the sound collector and is set to the machine
On the madial wall in room, the control module is electrically connected with the sound collector, and the acoustical generator is electrically connected with the control module
Connect, the acoustical generator is set on the madial wall of the computer room, and the acoustical generator be provided with it is at least one go out part, at least
Go out part described in one to be respectively positioned on one side of the acoustical generator far from the madial wall, the power supply module respectively with it is described
Sound collector, the acoustical generator and control module electrical connection.
In the present embodiment, there are two sound collector settings, two sound collectors respectively at it is described
Controller controls module electrical connection, and for another example, the acoustical generator is sound speaker, and for another example, the power supply module is provided with grafting
Portion, the plug division are used to connect with extraneous power supply, for another example, at least two insert-connecting plates are provided on the plug division, for another example, institute
It further includes auxiliary denoising device to state substation's active noise reduction structure, and the auxiliary denoising device is set to the side of the vent passages
Edge is for another example provided with fastener on the madial wall of the vent passages, for another example, substation's active noise reduction structure further includes
Exhaust fan, the frame of the exhaust fan are clamped with the fastener.
It should be noted that the computer room is for installing the equipment such as main transformer, reactor, capacitor, wherein the change
The equipment such as depressor, reactor, capacitor are commonly used equipment described in substation, be not further elaborated herein, when described
Noise is will produce when the operation of the equipment such as main transformer, reactor, the capacitor installed in computer room, passes through the sound collector
Noise information for acquiring the generation of the equipment in the computer room, such as the frequency of noise, amplitude, phase acoustic information, and will
The acoustic information that the sound collector is acquired is transferred to the control module, and the control module is according to the sound collection
The acoustic information that device is transmitted carries out calculation process, sends out de-noising signal after predicting the waveform of noise, the generator receives institute
State de-noising signal, send out, the noise reduction sound of opposite in phase identical as noise frequency, amplitude, by the noise reduction sound that will send out with
Noise is superimposed, to achieve the purpose that eliminate noise, wherein the power supply module is for providing electric energy, so that the noise reduction
Device being capable of normal operation.
Explanation is needed further exist for, the vent passages are the opening that can be connected to computer room extraneous gas in computer room
Place, such as door and window, air inlet or air outlet for being aerated radiating treatment to the equipment in computer room, the auxiliary noise reduction dress
It installs and is placed at the marginal position of the vent passages, further noise reduction process is carried out to the computer room to realize, it is described
It is same structure to assist denoising device and denoising device, is not repeating, by using Principles of Acoustics, is being solved from source herein
Substation's noise problem, and blocked without the air inlet and outlet etc. to equipment room, to effectively solve existing drop
The contradiction that technical equipment of making an uproar is divulged information with both noise reductions, and substation's noise is solved to external influence, it also solves inside and makes an uproar
Sound problem, it is ensured that there are one the acoustic environments of health for substation's nearby residents and entrance transformer station personnel, wherein the Principles of Acoustics
It for the prior art, is not repeating herein, the application only requires the sound collector protected in the denoising device, controller control
The connection relation of module, acoustical generator and power supply module, and the position relationship in substation's computer room and connection relation.
For example, the different equipment of installation in computer room, caused noise is also different, before carrying out noise reduction process to computer room,
It needs to measure noise caused by equipment, this measurement implementation steps are：
(1) noise testing is carried out to computer room, determines the main noise source of computer room, collect Main Noise Sources frequency spectrum.
(2) it is directed to each specific noise source (equipment room) of computer room, carries out noise spectrum analysis, noise data is analyzed, really
Determine noise reduction target etc..
(3) specific embodiment is worked out.It is determined in conjunction with noise data and uses level-one active noise reduction or two-stage active noise reduction；Knot
Specific equipment room unit and deployment scenarios are closed, analyzes and determines denoising device installation site and quantity；Prospecting determines denoising device
Power cord draws the AC power case etc. connect nearby.
(4) embodiment stock, installation, debugging are pressed.
(5) operation test, noise testing verify whether to reach noise reduction.
(6) previous step result, which is shown, reaches noise reduction desired effect, then terminates.It such as falls flat, then enters step
(3) correct active noise reduction embodiment, adjusting apparatus quantity or position etc. down, until reaching noise reduction desired effect.
It should be noted that the level-one active noise reduction is active to be taken for the computer room main noise source device
Noise reduction configures denoising device overlay device range of voice, solves the noise problem of 90% or more equipment.The two level active noise reduction
The position that can be connected to computer room extraneous gas for air inlet and outlet, the door and window etc. that are directed in the computer room (equipment room)
Place, configuration auxiliary denoising device carry out noise reduction, two level active noise reduction are formed, to realize best noise reduction.
Compared with prior art, the utility model has at least the following advantages：
Substation's active noise reduction structure of the utility model, by the computer room and denoising device of setting, computer room is for installing
The equipment such as main transformer of transformer substation, reactor, capacitor, denoising device are used for main transformer of transformer substation, reactor, capacitor
Etc. noise caused by equipment carry out noise reduction process, so as to solve substation's noise problem from source, can not have to pair
The air inlet and outlet etc. of equipment machine room is blocked, and the lance of both existing noise reduction technology equipment ventilation and noise reduction is effectively solved
Shield, and substation's noise can be solved to external influence, also solve internal noise problems, it is ensured that substation's nearby residents
And there are one the acoustic environments of health into transformer station personnel.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (8)
1. a kind of substation's active noise reduction structure, which is characterized in that including：
Computer room offers vent passages on the computer room, and the end of the vent passages is located on the side wall of the computer room；
Denoising device, the denoising device are set on the madial wall of the computer room, the denoising device include sound collector,
Control module, acoustical generator and power supply module, the sound collector are set on the madial wall of the computer room, the control module
It is electrically connected with the sound collector, the acoustical generator is electrically connected with the control module, and the acoustical generator is set to the machine
On the madial wall in room, and the acoustical generator be provided with it is at least one go out part, it is at least one it is described go out part be respectively positioned on it is described
On one side of the acoustical generator far from the madial wall, the power supply module respectively with the sound collector, the acoustical generator and
The control module electrical connection.
2. substation's active noise reduction structure according to claim 1, which is characterized in that the sound collector is provided with two
A, two sound collectors are electrically connected with the control module respectively.
3. substation's active noise reduction structure according to claim 1, which is characterized in that the acoustical generator is loud speaker.
4. substation's active noise reduction structure according to claim 1, which is characterized in that the power supply module is provided with grafting
Portion, the plug division with extraneous power supply for connecting.
5. substation's active noise reduction structure according to claim 4, which is characterized in that be provided at least on the plug division
Two insert-connecting plates.
6. substation's active noise reduction structure according to claim 1, which is characterized in that substation's active noise reduction structure
Further include auxiliary denoising device, the auxiliary denoising device is set to the edge of the vent passages.
7. substation's active noise reduction structure according to claim 1, which is characterized in that on the madial wall of the vent passages
It is provided with fastener.
8. substation's active noise reduction structure according to claim 7, which is characterized in that substation's active noise reduction structure
Further include exhaust fan, the frame of the exhaust fan is clamped with the fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721928573.6U CN207690494U (en) | 2017-12-30 | 2017-12-30 | Substation's active noise reduction structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721928573.6U CN207690494U (en) | 2017-12-30 | 2017-12-30 | Substation's active noise reduction structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207690494U true CN207690494U (en) | 2018-08-03 |
Family
ID=62994126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721928573.6U Active CN207690494U (en) | 2017-12-30 | 2017-12-30 | Substation's active noise reduction structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207690494U (en) |
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2017
- 2017-12-30 CN CN201721928573.6U patent/CN207690494U/en active Active
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