CN220828101U - Noise reduction enclosure wall of building type gas internal combustion engine distributed energy station integrated discharge end platform - Google Patents
Noise reduction enclosure wall of building type gas internal combustion engine distributed energy station integrated discharge end platform Download PDFInfo
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- CN220828101U CN220828101U CN202322565701.7U CN202322565701U CN220828101U CN 220828101 U CN220828101 U CN 220828101U CN 202322565701 U CN202322565701 U CN 202322565701U CN 220828101 U CN220828101 U CN 220828101U
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 20
- 238000009423 ventilation Methods 0.000 claims abstract description 68
- 238000001816 cooling Methods 0.000 claims abstract description 36
- 230000010354 integration Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 5
- 239000011358 absorbing material Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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Abstract
Building type gas internal combustion engine distributed energy station integrated discharge end platform noise reduction enclosing wall. When ambient wind passes through the noise reduction enclosing wall, the exhausted hot air flows of a chimney, a ventilation opening, a cooling tower, a radiator and the like on the platform are prevented from being diffused upwards, and the hot air flows are pressed to the lower part to form backflow of exhausted hot air flows, so that the normal cooling effect of the cooling tower and the radiator is seriously affected, and the noise reduction enclosing wall comprises the following components: the cooling tower, the radiator (1) and the ventilation opening (5) are arranged on the building top platform (13), noise-reducing enclosing walls (10) are fixed on the periphery of the building top platform to form a closed space, and ventilation sections (11) are arranged on the noise-reducing enclosing walls at intervals; a baffle is fixed on the noise reduction enclosing wall between the ventilation sections, and a plurality of balance holes (15) are formed in the noise reduction enclosing wall at the upper part of each ventilation section. The utility model is used for noise reduction enclosing walls of the discharge end platform.
Description
Technical Field
The utility model relates to a noise reduction enclosure wall of a distributed energy station integrated discharge end platform of a building type gas internal combustion engine.
Background
The existing distributed energy station integrated discharge end platform of the building type gas internal combustion engine comprises a cooling tower, a radiator, a vent, a chimney and other devices. The arrangement is compact, the mutual influence is realized, and the aerodynamic field is complex. Noise reducing enclosures are provided around the platform for aesthetic purposes and to respond to the urban "go to industrialisation" requirements. The purpose is on the one hand in order to reduce the noise of cooling tower on the platform, on the other hand can shield the equipment on the platform, and the outward appearance is cleaner pleasing to the eye. However, the height of the noise reduction enclosing wall is larger than that of all devices on the platform at present, and the noise reduction enclosing wall is basically airtight. The ventilation of equipment on the platform and the distribution of fresh air are greatly influenced, so that the normal operation of the cooling tower and the radiator is influenced. In addition, under the effect of ambient side wind, when ambient wind passes through the noise reduction enclosing wall, a wind cover effect is generated on the platform, namely, an area with higher air pressure than the lower part is generated on the upper part of the platform, so that hot air exhausted by a chimney, a ventilation opening, a cooling tower, a radiator and the like on the platform can be prevented from being diffused upwards, the hot air flows are pressed to the lower part to form backflow of exhausted hot air, and even the backflow can reenter the air inlets of the cooling tower and the radiator, and the normal cooling effect of the cooling tower and the radiator is seriously influenced. These problems have become a prominent problem encountered by distributed energy stations of building gas internal combustion engines during operation.
Disclosure of utility model
The utility model aims to solve the problems of low cooling efficiency of a cooling tower and a radiator on a platform caused by wind cover effect and hot gas backflow due to noise reduction enclosing walls of a distributed energy source station integrated discharge end platform of a building type gas internal combustion engine, and the cooling efficiency of the cooling tower and the radiator is improved by optimizing the noise reduction enclosing wall structure and reconstructing an aerodynamic field, so that adverse effects are weakened.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a building formula gas internal-combustion engine distributed energy integration discharge end platform enclosure of making an uproar falls, its constitution includes: the system comprises a cooling tower, a radiator, a vent and a chimney which are positioned on a building top platform, wherein noise reduction enclosing walls are fixed on the periphery of the building top platform to form a closed space, and ventilation sections are arranged on the noise reduction enclosing walls at intervals; the noise reduction enclosing wall between the ventilation sections is fixedly provided with a guide plate, the upper end part of the guide plate is connected with the upper end part of the noise reduction enclosing wall, the guide plate is integrally and fixedly arranged at the bottom of a platform at the top of a building, and the noise reduction enclosing wall at the upper part of each ventilation section is provided with a plurality of balance holes.
The integrated discharge end platform of building formula gas internal-combustion engine falls enclosure of making an uproar, every section ventilation section length m be not less than 2000mm, high n is not less than cooling tower air intake height, two sections ventilation section interval distance w is not more than 1500mm.
The building type gas internal combustion engine distributed energy station integrated discharge end platform noise reduction enclosing wall is characterized in that ventilation holes of the ventilation section are louver type, round hole type, rectangular hole type or square hole type.
The energy source station integrated exhaust end platform noise reduction enclosing wall of the building type gas internal combustion engine distributed type energy source station integrated exhaust end platform noise reduction enclosing wall, wherein the guide plate is inclined downwards to the bottom of the building top platform from the upper end part of the noise reduction enclosing wall to the inside of the building top platform as a starting point.
The integrated discharge end platform noise reduction enclosure of building formula gas internal-combustion engine distributed energy source station, length a of guide plate be less than the interval distance between two ventilation sections, the two differ by not more than 200mm, guide plate width b be not less than 1/2 of noise reduction enclosure height.
The integrated discharge end platform noise reduction enclosing wall of the building type gas internal combustion engine distributed energy source station is characterized in that the center of the balance hole is positioned at the upper edge of the ventilation section and the center of the upper edge of the noise reduction enclosing wall, and the diameter d of the balance hole is smaller than m/4.
Advantageous effects
1. According to the utility model, the ventilation sections are arranged on the noise reduction surrounding wall at intervals so as to increase the ventilation quantity on the platform and improve the cooling effect of cooling equipment on the platform;
2. According to the utility model, the guide plates are fixed on the noise reduction enclosing walls between the ventilation sections, the upper end parts of the guide plates are connected with the upper end parts of the noise reduction enclosing walls, and the noise reduction enclosing walls are integrally and fixedly arranged at the bottom of a platform at the top of a building. The purpose of setting up the guide plate is to reduce because the effect of external crosswind falls the inside bottom of enclosure and produces the vortex negative pressure district of making an uproar, avoids this negative pressure district can produce the side effect to the air inlet of cooling tower equipment.
3. The noise-reducing surrounding wall at the upper part of each ventilation section is provided with a plurality of balance holes, so that the purpose of balancing the wind cover effect generated by external side wind is to avoid the phenomenon that the wind pressure at the upper part of the noise-reducing surrounding wall is overlarge under the action of the side wind, and the upward airflow of the platform is not smooth.
Drawings
FIG. 1 is a schematic diagram of an example of the composition and relationship of a platform device and a platform noise reduction enclosure of the present utility model;
FIG. 2 is a schematic diagram of a platform noise reduction enclosure optimization;
FIG. 3 is a schematic diagram of the relative relationship between the ventilation section and the baffle on the noise reduction wall;
FIG. 4 is a schematic view of a concave baffle obliquely downward;
FIG. 5 is a schematic diagram of the ventilation area of a circular hole of the ventilation section;
FIG. 6 is a schematic diagram of the ventilation area of a rectangular hole of the ventilation section;
In the figure: 1. a heat sink; 2. a cooling tower 1; 3. a cooling tower 2; 4. a chimney 1; 5. a vent hole 1; 6. a cooling tower 3; 7. a chimney 2; 8. a cooling tower 4; 9. a chimney 3; 10. Noise reduction enclosing wall; 11. a ventilation section; 12. a flat deflector 13, a building top platform; 14. concave guide plates; 15. balance holes.
Detailed Description
Referring to fig. 1-6, a noise reduction enclosure for a distributed energy station integrated discharge end platform of a building type gas internal combustion engine comprises: the cooling towers positioned on the building top platform 13, namely reference numerals 2, 3, 6 and 8 in fig. 1, the radiator 1 and the ventilation opening, namely reference numeral 5 in fig. 1, are all fixed with noise reduction enclosing walls 10 around the building top platform to form a closed space, and the noise reduction enclosing walls are made of steel structure frames, steel plates and sound absorbing plates.
The height of the noise reduction enclosing wall is smaller than that of the chimney, and the height difference is not smaller than 150-300mm.
The height of the noise reduction enclosing wall is consistent with the height of the ventilation opening.
The height of the noise reduction enclosing wall is consistent with the height of the diversion enclosing wall at the exhaust end of the cooling tower and the radiator;
ventilation sections 11 are arranged on the noise reduction surrounding wall at intervals;
the position of the ventilation section on the noise reduction surrounding wall is consistent with the corresponding elevation of the air inlet of the cooling tower;
the length m of each ventilation section is not less than 2000mm, the height n is not less than the height of the air inlet of the cooling tower, and the interval distance w of the two ventilation sections is not more than 1500mm;
The ventilation sections are densely arranged near the cooling tower or the radiator. The ventilation section can be arranged at a position far away from the cooling tower or the radiator;
The ventilation holes of the ventilation section are shutter type, round hole type, rectangular hole type or square hole type;
the ventilation area of each ventilation section is not less than 50%.
The ventilation section is made of sound-absorbing materials;
a guide plate is fixed on the noise reduction enclosing wall between the ventilation sections;
The guide plate is inclined downwards to the bottom of the building top platform from the upper end part of the noise reduction enclosing wall to the inside of the building top platform as a starting point;
The baffle is in an obliquely downward concave shape or an obliquely downward plane structure, wherein 12 is a plane baffle and 14 is a concave baffle;
The length a of the guide plate is smaller than the interval distance between the two ventilation sections, the difference between the two ventilation sections is not larger than 200mm, and the width b of the guide plate is not smaller than 1/2 of the height of the noise reduction enclosing wall;
the guide plate is made of a metal material or a nonmetal material;
The upper end of the guide plate is connected with the upper end of the noise reduction enclosing wall, the guide plate is integrally and fixedly arranged at the bottom of a platform at the top of a building, the guide plate is only arranged on the noise reduction enclosing wall side far away from the cooling tower or the radiator, the guide plate is not arranged on the noise reduction enclosing wall side close to the cooling tower and the radiator, and a plurality of balance holes 15 are formed in the noise reduction enclosing wall at the upper part of each ventilation section.
The center of the balance hole is positioned at the center of the upper edge of the ventilation section and the upper edge of the noise reduction surrounding wall, the diameter d of the balance hole is smaller than m/4, 3-5 balance holes are formed in the noise reduction surrounding wall at the upper part of each ventilation section, and the balance holes are made of shutter type and made of sound absorbing materials.
Examples
The height of the chimney outlet on the table is 200mm. And in the whole noise reduction enclosing wall range, every 1500mm of space is provided with ventilation sections, the length of each ventilation section is 2000mm, and the height of each ventilation section is consistent with the height of the air inlet of the cooling tower. The two ventilation segments are spaced 1000mm apart. The ventilation section adopts rectangular ventilation holes, and the ventilation area is 50% of the total area of the ventilation section. The ventilation section is made of sound absorbing material. On the two surfaces far away from the cooling tower, inclined downward concave guide plates are arranged between every two ventilation sections, the length of each guide plate is 1000mm, and the width of each guide plate is consistent with the height of the noise reduction enclosing wall. And a balance hole is arranged on the noise reduction surrounding wall at the upper part of the ventilation section. 3-5 balance holes are formed in the noise reduction surrounding wall at the upper part of each ventilation section. The center of the balance hole is positioned at the center of the upper edge of the ventilation section and the edge of the noise reduction surrounding wall. The balance hole diameter d is smaller than m/4. The balance holes are made of shutter type sound absorbing materials.
Claims (6)
1. The utility model provides a building formula gas internal-combustion engine distributed energy integration discharge end platform enclosure of making an uproar falls, its constitution includes: cooling tower, radiator, vent and chimney that are located on building top platform, characterized by: noise reduction enclosing walls are fixed on the periphery of the building top platform to form an enclosed space, and ventilation sections are arranged on the noise reduction enclosing walls at intervals; the noise reduction enclosing wall between the ventilation sections is fixedly provided with a guide plate, the upper end part of the guide plate is connected with the upper end part of the noise reduction enclosing wall, the guide plate is integrally and fixedly arranged at the bottom of a platform at the top of a building, and the noise reduction enclosing wall at the upper part of each ventilation section is provided with a plurality of balance holes.
2. The noise reduction enclosure for a distributed energy station integrated exhaust platform of a building gas internal combustion engine of claim 1, wherein: the length m of each ventilation section is not less than 2000mm, the height n is not less than the height of the air inlet of the cooling tower, and the interval distance w of the two ventilation sections is not more than 1500mm.
3. The noise reduction enclosure for a distributed energy station integrated exhaust platform of a building gas internal combustion engine according to claim 2, characterized by: the ventilation holes of the ventilation section are shutter type, round hole type, rectangular hole type or square hole type.
4. The noise reduction enclosure of a distributed energy station integrated exhaust end platform of a building gas internal combustion engine according to claim 3, wherein: the guide plate is inclined downwards to the bottom of the building top platform from the upper end of the noise reduction enclosing wall to the inside of the building top platform.
5. The noise reduction enclosure for a distributed energy station integrated exhaust platform of a building gas internal combustion engine of claim 4, wherein: the length a of the guide plate is smaller than the interval distance between the two ventilation sections, the difference between the two ventilation sections is not larger than 200mm, and the width b of the guide plate is not smaller than 1/2 of the height of the noise reduction enclosing wall.
6. The noise reduction enclosure for a distributed energy station integrated exhaust platform of a building gas internal combustion engine of claim 5, wherein: the center of the balance hole is positioned at the center of the upper edge of the ventilation section and the upper edge of the noise reduction surrounding wall, and the diameter d of the balance hole is smaller than m/4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322565701.7U CN220828101U (en) | 2023-09-21 | 2023-09-21 | Noise reduction enclosure wall of building type gas internal combustion engine distributed energy station integrated discharge end platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322565701.7U CN220828101U (en) | 2023-09-21 | 2023-09-21 | Noise reduction enclosure wall of building type gas internal combustion engine distributed energy station integrated discharge end platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220828101U true CN220828101U (en) | 2024-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322565701.7U Active CN220828101U (en) | 2023-09-21 | 2023-09-21 | Noise reduction enclosure wall of building type gas internal combustion engine distributed energy station integrated discharge end platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220828101U (en) |
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2023
- 2023-09-21 CN CN202322565701.7U patent/CN220828101U/en active Active
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