CN202768083U - Axial-flow type generator set utilizing organic working medium Rankine cycle - Google Patents
Axial-flow type generator set utilizing organic working medium Rankine cycle Download PDFInfo
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- CN202768083U CN202768083U CN201220412496.XU CN201220412496U CN202768083U CN 202768083 U CN202768083 U CN 202768083U CN 201220412496 U CN201220412496 U CN 201220412496U CN 202768083 U CN202768083 U CN 202768083U
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Abstract
The utility model relates to the technical field of low-temperature waste heat recovery and power generation, in particular to an axial-flow type generator set utilizing an organic working medium Rankine cycle. For solving the low-power and low-efficiency problems existing in the prior art and overcoming the shortcomings of the prior art, the technical scheme is that the axial-flow type generator set utilizing the organic working medium Rankine cycle comprises a main turbomachine, a speed-reducing gear box, a generator, a lubricating system and an electric control cabinet, wherein the main turbomachine comprises a casing, a rotor, a multistage axial-flow impeller, a stator blade ring, an air inlet chamber and a full-automatic regulating valve group arranged at the air inlet end of the air inlet chamber, the rotor is connected with the multistage axial-flow impeller, and the stator blade ring is arranged in the axial-flow type air inlet chamber. The axial-flow type generator set utilizing the organic working medium Rankine cycle has the advantages of being high in efficiency and large in set power.
Description
Technical field
The utility model relates to low temperature exhaust heat and reclaims technical field of power generation, is specifically related to a kind of axial flow generator group of utilizing organic working medium Lang Ken circulation.
Background technique
Coal and oil, rock gas are the power and energies of modern civilization, but they are that limited resource one day can be exhausted, we must energy saving improve the utilization ratio of the energy before the mankind also find the new energy that can substitute, China has made certain contribution for the mankind in the development and utilization industry of solar energy, wind energy in recent years, energy-saving and emission-reduction also done many effort and achievement, but the problems that faces is also a lot, also has certain technology barrier such as the recycling of low temperature exhaust heat, the development and use of geothermal power.
The Lang Ken circulation ORC of organic working medium (organic rankin cycle) technology is used in already abroad low temperature exhaust heat and reclaims in the power generation project, and China then just begins.The company that is in equipment and frontline technology is (Ormat) company of Israel " Ao Mate ", the low-temperature cogeneration unit of a cover 1 MWA was once crossed by the said firm to China's export in 1993, but because the efficient of unit that manufacturing technology is limit at that time is lower, heat exchanger volume is huge, the pentane that adopts is heat transferring medium, this medium has the inflammable and explosive defectives such as hypertoxic that have, the manpower and the maintenance cost that cause domestic certain large enterprise in use to drop into are huge, do not recognize also that in the most of enterprise of China's nineties energy-saving and emission-reduction are to the significance of enterprise, and there is certain potential safety hazard in this enterprise, just lie on the table therefore this unit operation time is not grown, can't recover to use until damage.
At present prior art adopts radial inflow and screw type decompressor in the process of the exploitation of the research of the Lang Ken circulation of carrying out organic working medium and small power generator group, and this structure efficiency is lower, the power of the assembling unit is subject to this body structure and the restriction of expansion principle.
The model utility content:
The utility model provides a kind of axial flow generator group of utilizing organic working medium Lang Ken circulation, to overcome little, the inefficient problem of prior art power.
The deficiency that exists for overcoming prior art, the technological scheme that the utility model provides is: a kind of axial flow generator group of utilizing organic working medium Lang Ken circulation, comprise main turbine engine, reduction gear box, generator, lubrication system and electric control box, described main turbine engine comprises casing, its special way is: described main turbine engine also comprises rotor, multiple axle streaming impeller, fixed blade ring, suction chamber and the flow regulator that is located at the suction chamber inlet end, rotor and multiple axle streaming impeller all are arranged in the casing, suction chamber is connected with the end face of casing, described rotor is connected with multiple axle streaming impeller, and fixed blade ring is arranged in the suction chamber.
Above-mentioned suction chamber inside is divided into mutually suction chamber independently of 3-4, and the inlet end of each suction chamber is equipped with flow regulator.
Above-mentioned flow regulator is full-automatic regulation valve group or variable stator vane angle group.
The joint of above-mentioned rotor and casing is provided with shaft end seal, and described shaft end seal adopts mechanical seal or dry gas seals.
Above-mentioned a kind of axial flow generator group of utilizing organic working medium Lang Ken circulation, also comprise the common bed fuel tank of holding concurrently, described main turbine engine, reduction gear box, generator, lubrication system and electric control box all are arranged at common bed and hold concurrently on the fuel tank, the described common bed fuel tank of holding concurrently is sealed at both ends rhs-structure, and common-base is held concurrently and is provided with lubricant oil in the fuel tank.
Above-mentioned lubrication system comprises electric oil pump, oil cooler and the oil purifier that connects successively.
Above-mentioned a kind of axial flow generator group of utilizing organic working medium Lang Ken circulation, organic working medium adopts R245fa, R227fa or the nontoxic non-flammable environment protection type working medium of R123, the perhaps mixture of above working medium.
The utility model has following advantage and effect with respect to prior art:
1. main turbine engine adopts the design of multiple axle streaming, has efficient high, the characteristics that the power of the assembling unit is large.
2. the pneumatic structure of main frame adopts the axial admission design, suction chamber is designed to mutually air chamber independently of 3-4, and enter the working medium flow of turbine engine, regulated by the flow regulator that is located at each suction chamber inlet end respectively, turbine engine just can be realized the flexible choice of full admission and partial-air admission like this, and these three valves also have the fast shut-off function and protect turbine engine safety in the crisis situation;
3. main generator group structure adopts the design of unsplit bedplate skid-mounted, comprises that main turbine engine, reduction gear box, generator, lubrication system and electric control box all concentrate on the common bed, and set structure is compact, and is easy for installation.
4. for plant environment and safety, the working medium of unit adopts the R245fa without harm, R227fa, and R123 etc., such medium is nontoxic, and is nonflammable, non-explosive, do not damage environment, is the organic media of the approval of international environment tissue and recommendation.
Description of drawings:
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the structural representation of main turbine engine of the present utility model;
Fig. 3 is the utility model suction chamber internal structure schematic diagram;
Fig. 4 is the utility model low temperature exhaust heat material recycle heat exchange process block diagram;
Wherein, hold concurrently fuel tank, 8-electric control box, 9-flow regulator, 10-suction chamber, 11-multiple axle streaming impeller, 12-casing, 13-shaft end seal, 14-rotor, 15-fixed blade ring of 1-master's turbine engine, 2-reduction gear box, 3-generator, 4-oil pump, 5-oil purifier, 6-oil cooler, 7-common bed.
Embodiment:
Below in conjunction with accompanying drawing the utility model is elaborated:
With reference to Fig. 1 ~ 3, a kind of axial flow generator group of utilizing organic working medium Lang Ken circulation, comprise main turbine engine 1, reduction gear box 2, generator 3, lubrication system and electric control box 8, described main turbine engine 1 comprises casing 12, rotor 14, multiple axle streaming impeller 11, fixed blade ring 15, suction chamber 10 and is located at the flow regulator 9 of suction chamber 10 inlet ends, rotor 14 all is arranged in the casing 12 with multiple axle streaming impeller 11, suction chamber 10 is connected with the end face of casing 12, and described rotor 14 is connected with multiple axle streaming impeller 11.Fixed blade ring 15 is arranged in the suction chamber 10.For preventing the air-flow leakage, rotor 14 is provided with shaft end seal 13 with the joint of casing 12, and described shaft end seal 13 adopts mechanical seal or dry gas seals.Above-mentioned a kind of axial flow generator group of utilizing organic working medium Lang Ken circulation, also comprise the common bed fuel tank 7 of holding concurrently, described main turbine engine 1, reduction gear box 2, generator 3, lubrication system and electric control box 8 all are arranged at common bed and hold concurrently on the fuel tank 7, hold concurrently fuel tank 7 of described common bed is sealed at both ends rhs-structure, and common-base is held concurrently and is provided with lubricant oil in the fuel tank 7.Above-mentioned suction chamber 10 inside are divided into mutually suction chamber independently of 3-4, and the inlet end of each suction chamber is equipped with flow regulator 9.Above-mentioned flow regulator 9 is full-automatic regulation valve group or variable stator vane angle group.Above-mentioned lubrication system comprises oil pump 4, oil cooler 6 and the oil purifier 5 that connects successively.Above-mentioned a kind of axial flow generator group of utilizing organic working medium Lang Ken circulation, inner organic working medium adopts environmental protection medium or its mixtures such as R245fa, R227fa, R123.
During use, high pressure after the heat exchange, the high-temperature gas organic working medium is sent into flow regulator 9 through piping, flow regulator 9 is regulated working medium flow according to instruction, working medium enters the B chamber of suction chamber 10, again through the multiple axle streaming impeller 11 beginning expansion workings on the part stator blade drive rotor 14 on the fixed blade ring 15, and reach the adjusting raising speed, realization is incorporated into the power networks synchronously after speed reaches generator 3 requirements, flow regulator 9 is again opened successively and is improved the flow of organic working medium by fixed blade ring 15 and multiple axle streaming impeller 11 and begins power per liter, until generator 3 units among Fig. 1 are operated at full capacity; When main turbine engine 1 broke down the need parking, flow regulator 9 can be closed rapidly within a second, and opens the bypath valve pressure release, with the safety of protection unit.
Main turbine engine 1 begins to rotate 2 decelerations of process reduction gear box and synchronouss working with generator 3; Be stored in base hold concurrently the lubricant oil of 7 li of fuel tanks through oil pump 4 pressurizations after, through cooler 6 coolings, supply with unit after filtering through filter 5 again and do lubricated the use.8 li of the whole base-mounted electric control boxs of all appliance wiring terminals of unit and primary instrument.
For plant environment and safety, the working medium of unit adopts the media such as R245fa without harm, and is nontoxic, nonflammable, non-explosive, harmless to environment, meets relevant international standard, is that the international environment tissue is approved mutually and the organic media of recommending.In order to prevent precious medium to outward leakage, unit has adopted the integrated design of inlet and outlet cylinder in design, and exhaust shaft extension end has adopted double mechanical seal 13.
Contain low temperature exhaust heat material (gaseous state, liquid state) with reference to Fig. 4 and through First Heat Exchanger conduction oil or water are heated to uniform temperature, change to the organic working medium heat exchanger through the recycle pump circulation, conduction oil or water are delivered to organic working medium again with heat, so that organic working medium becomes high pressure, high-temperature gas, gaseous working medium enters the axial flow turbomachine acting, pressure obtains discharging, temperature reduces, and arrives cooling tower cooling liquefy again, is recycled again pump and again is pressed into the heat exchange of organic working medium heat exchanger.
For safety and the environment that guarantees plant produced, system is in the design of chimney heat exchanger, directly do not adopt organic working medium to carry out heat exchange, but in main flue channel, use first with water or the conduction oil heat exchange boiler as medium, heat is changed to the nonproductive district of factory, by the organic working medium heat exchanger heat is changed to the organic working medium acting again.
The success of the utility model manufacturing and technology indicates China in the success of the technology of heat recovery Electricity Generation below 200 ℃, and the utility model has been filled up the blank of China in this field.
The heat of field waste heat below 200 ℃ such as China's iron and steel and chemical industry non-ferrous metal metallurgy according to incompletely statistics, nearly 5,000,000 million Jiao of annual recuperable heat, an appreciable market, this unit also can be used as the geothermal power generation unit in addition, and pure geothermal power generation provides strong technical support to China's application.
Claims (7)
1. axial flow generator group of utilizing organic working medium Lang Ken circulation, comprise main turbine engine (1), reduction gear box (2), generator (3), lubrication system and electric control box (8), described main turbine engine (1) comprises casing (12), it is characterized in that: described main turbine engine (1) also comprises rotor (14), multiple axle streaming impeller (11), fixed blade ring (15), suction chamber (10) and be located at the flow regulator (9) of suction chamber (10) inlet end, rotor (14) all is arranged in the casing (12) with multiple axle streaming impeller (11), suction chamber (10) is connected with the end face of casing (12), described rotor (14) is connected with multiple axle streaming impeller (11), and fixed blade ring (15) is arranged in the suction chamber (10).
2. described a kind of axial flow generator group of utilizing organic working medium Lang Ken circulation according to claim 1, it is characterized in that: described suction chamber (10) inside is divided into mutually suction chamber independently of 3-4, and the inlet end of each suction chamber is equipped with flow regulator (9).
3. described a kind of axial flow generator group of utilizing organic working medium Lang Ken circulation according to claim 1 and 2, it is characterized in that: described flow regulator (9) is full-automatic regulation valve group or variable stator vane angle group.
4. described a kind of axial flow generator group of utilizing organic working medium Lang Ken circulation according to claim 3, it is characterized in that: described rotor (14) is provided with shaft end seal (13) with the joint of casing (12), and described shaft end seal (13) adopts mechanical seal or dry gas seals.
5. described a kind of axial flow generator group of utilizing organic working medium Lang Ken circulation according to claim 4, it is characterized in that: also comprise the common bed fuel tank (7) of holding concurrently, described main turbine engine (1), reduction gear box (2), generator (3), lubrication system and electric control box (8) all are arranged at common bed and hold concurrently on the fuel tank (7), the described common bed fuel tank (7) of holding concurrently is sealed at both ends rhs-structure, and common-base is held concurrently and is provided with lubricant oil in the fuel tank (7).
6. described a kind of axial flow generator group of utilizing organic working medium Lang Ken circulation according to claim 5, it is characterized in that: described lubrication system comprises oil pump (4), oil cooler (6) and the oil purifier (5) that connects successively.
7. described a kind of axial flow generator group of utilizing organic working medium Lang Ken circulation according to claim 6, it is characterized in that: inner organic working medium adopts R245f, R227fa or R123.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220412496.XU CN202768083U (en) | 2012-08-20 | 2012-08-20 | Axial-flow type generator set utilizing organic working medium Rankine cycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220412496.XU CN202768083U (en) | 2012-08-20 | 2012-08-20 | Axial-flow type generator set utilizing organic working medium Rankine cycle |
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| Publication Number | Publication Date |
|---|---|
| CN202768083U true CN202768083U (en) | 2013-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201220412496.XU Expired - Lifetime CN202768083U (en) | 2012-08-20 | 2012-08-20 | Axial-flow type generator set utilizing organic working medium Rankine cycle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808661A (en) * | 2012-08-20 | 2012-12-05 | 陕西博尔能源科技有限公司 | Axial-flow type generator set utilizing organic rankine cycle (ORC) |
| CN106368752A (en) * | 2016-11-21 | 2017-02-01 | 国家海洋局第海洋研究所 | Ammonia turbine device used for ocean temperature difference power generation |
-
2012
- 2012-08-20 CN CN201220412496.XU patent/CN202768083U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808661A (en) * | 2012-08-20 | 2012-12-05 | 陕西博尔能源科技有限公司 | Axial-flow type generator set utilizing organic rankine cycle (ORC) |
| CN102808661B (en) * | 2012-08-20 | 2015-05-20 | 陕西博尔能源科技有限公司 | Axial-flow type generator set utilizing organic rankine cycle (ORC) |
| CN106368752A (en) * | 2016-11-21 | 2017-02-01 | 国家海洋局第海洋研究所 | Ammonia turbine device used for ocean temperature difference power generation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190923 Address after: 710075 Room 1103, Mike International, 33 Tangyan Road, Zhangba Street, Xi'an High-tech Zone, Shaanxi Province Patentee after: Shaanxi Boer Energy Saving Service Co.,Ltd. Address before: 710600 Shaanxi Province, Xi'an city Lintong District Office of the street Industrial Park Patentee before: SHAANXI POWER ENGERGY TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191106 Address after: Room 21102-1, 11 / F, unit 2, building 1, Hesheng Jingguang Center, No. 11, Tangyan Road, Zhangba street, hi tech Zone, Xi'an City, Shaanxi Province Patentee after: Shaanxi Boxu New Energy Technology Co.,Ltd. Address before: 710075 Room 1103, Mike International, 33 Tangyan Road, Zhangba Street, Xi'an High-tech Zone, Shaanxi Province Patentee before: Shaanxi Boer Energy Saving Service Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: 505 Dinghai Road, Zhaobaoshan street, Zhenhai District, Ningbo City, Zhejiang Province, 315000 Patentee after: Zhejiang Boxu New Energy Technology Co.,Ltd. Address before: Room 21102-1, 11 / F, unit 2, building 1, Hesheng Jingguang Center, 11 Tangyan Road, Zhangba Street office, high tech Zone, Xi'an City, Shaanxi Province, 710000 Patentee before: Shaanxi Boxu New Energy Technology Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130306 |
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| CX01 | Expiry of patent term |