CN1193686A - Turbine expansion jet steam turbine - Google Patents
Turbine expansion jet steam turbine Download PDFInfo
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- CN1193686A CN1193686A CN97101588A CN97101588A CN1193686A CN 1193686 A CN1193686 A CN 1193686A CN 97101588 A CN97101588 A CN 97101588A CN 97101588 A CN97101588 A CN 97101588A CN 1193686 A CN1193686 A CN 1193686A
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Abstract
An expansion spray turbine being able to increase the efficiency of electric generation, decrease coal consumption and comprehensive utilization of afterheat is composed of hollow cylindrical expansion sprayer, double-surface squirrel-cage blade cascade wheel installed to bearings in the cylindrical space of expansion sprayer, front and rear end cover made of steel plate, static blades, steam discharge tube and heat exchanger. The high-pressure steam is sprayed from multiple expansion nozzles to multi-stage moving blades of blade cascade wheel to drive electric generator. The high-temp steam goes through heat exchanger to supply afterheat for civil purpose.
Description
The present invention relates to a kind of turbine expansion jet steam turbine that thermal power generation is used.The steam turbine that present thermal power generation is used all is an axial flow turbomachine, produces garden week power rotation drive generator for electricity generation when the high pressure gas enters axial flow turbomachine impact moving vane, and the while produces the particularly axial force loss of idle component again.
The radial-inward-flow turbine expansion that the objective of the invention is to utilize me to invent is coated with the pipe device (patent No.: principle 92201131.1), a kind of turbine expansion jet steam turbine is provided, overcome multiple idle component loss, come steam-operating power to be converted to the rotating machinery merit to greatest extent, reach the generating efficiency that improves steam-operating power, steam-operating power resource is converted to more electric weight, reduces coal consumption ratio and residual heat integrative utilization.
Task of the present invention is finished by the following mode of radial inflow, can also make centrifugal as required.It is by two a plurality of rectangular expanding nozzles on the post surface, garden in the cylindricality exapnsion sparger of hollow garden, eject two multiplies rectangular high speed gas of cutting sth. askew, the at different levels rectangular arc moving vane that impacts two-sided squirrel-cage turbine cascade wheel body produces garden Zhou Li, steam-operating power is converted to the rotating machinery merit drives generator for electricity generation, again pressure less high temperature gas process heat exchanger is become the water of cryogenic liquide, the water of the cryogenic liquide in the heat exchanger gradually becomes high temperature and supplies with the town and country use.
Fig. 1 is the construction profile of radial-inward-flow turbine expansion jet steam turbine.
Below in conjunction with accompanying drawing invention is described in further detail.
With reference to shown in Figure 1, it is with high-pressure steam pipe (1) and hollow garden cylindricality expansion spray by flange (2) Penetrate device (7) and be communicated with, the hollow garden cylindricality expansion-injection device (7) with good heat-resisting compressive strength be by Two a plurality of rectangle expansion nozzles (9) on outer garden cylinder steel plate (4) and the interior garden cylinder and front and back annular steel Plate (6) is welded into integral body, just consists of a hollow garden cylindricality gas accumulation chamber (5) between them, Rectangle expansion nozzle on its interior garden cylinder increases together annular reinforcement every steel plate (10) again. At sky The interior garden of heart garden cylindricality expansion-injection device (7) cylinder space has two-sided squirrel-cage turbine cascade wheel body (25), It is the rotation wheel (17) of good thermomechanically intensity to be arranged and have the two multistage rectangular of good impact strength Arc moving vane (11), (13) ..., be mounted to one on symmetrical two faces, at rotation wheel (17) The center main shaft (21) of good mechanical strength is arranged, at main shaft (21) head shaft coupling (32) is arranged, treat Be connected with generator, also have bearing (22) at the two ends of main shaft (21), bearing block (23), packing dress Put (20), support saddle frame (24) is installed on the Lou Liangban (27), and can freely rotate. Hollow garden cylindricality Before and after having on the garden mouth of expansion-injection device (7) there be very in its interior side annular seal head lid steel plate (8) Multistage stator blade (12), (14) of good mechanical intensity ..., annular seal head lid steel plate (8) before and after having again Interior garden on steam discharge pipe (16) be installed consisted of with no pressure gas chamber (18) and import (19), in double vapour road (26) outlet has two joint (28) and heat exchangers (29) of expanding, have the heat exchanger of enough heat exchange amounts ( 29) have below for thermal cycle steel pipe (31), flange (30) is taken out at the other end of heat exchanger (29) The vapour tube is erected in the air.
Advantage:
1, turbine exapnsion jet steam turbine has the outlet of the two a plurality of rectangular expanding nozzles (9) on the cylinder of the interior garden of hollow garden cylindricality expansion-injection device (7), can eject two multiplies rectangular high speed gas of cutting sth. askew simultaneously, be directly injected to two-sided squirrel-cage turbine cascade wheel body (25) rotation, can obtain the generating efficiency that moment to greatest extent improves steam-operating power.
2, turbine expansion jet steam turbine also has two multistage rectangular arc moving vanes (11) is arranged on the two-sided squirrel-cage turbine cascade wheel body (25), (13) ... and the stator blade (12) on annular seal head lid steel plate (8) inner side surface of front and back, (14) ... cooperatively interact, the high speed gas that goes out when the outlet continuous injection of two a plurality of rectangular expanding nozzles (9), after impacting the two a plurality of rectangular arc moving vane (11) on two-sided squirrel-cage turbine cascade wheel body (25) external diameter, impact the two a plurality of rectangular arc moving vanes (13) of next stage again after flowing to stator blade (12) rectification direction, gas is through multistage moving like this, become the pressure less high temperature gas behind the stator blade, it can be to be converted to the generating efficiency that the rotating machinery merit improves steam-operating power to steam-operating power to greatest extent.
3, the two a plurality of rectangular expanding nozzles (9) of hollow garden cylindricality expansion-injection device (7) and the at different levels rectangular arc moving vane (11) of two-sided squirrel-cage turbine cascade wheel body (25), (13) ... and the stator blade (12) on annular seal head lid steel plate (8) inner side surface of front and back, (14) ... all be parallel to main shaft (21), outlet when two rectangular expanding nozzles, the two multiplies that the eject high speed gas of cutting sth. askew impacts two a plurality of rectangular arc moving vanes (11), (13) ... the time produce garden Zhou Li, axially do not wait the component loss, can effectively improve the generating efficiency of steam-operating power.
4, the high pressure-temperature gas is through behind the turbine expansion jet steam turbine, steam-operating power is converted to the rotating machinery merit to be become the pressure less high temperature gas and enters the water that the heat exchanger (29) with enough heat exchange amounts becomes the high temperature gas cryogenic liquide gradually, water in the heat exchanger (29) is raised to high temperature gradually by low temperature, supplies with town and country and makes the utilization that is used for improving the thermal efficiency.
Embodiments of the invention:
The hollow garden cylindricality expansion-injection device (7) that enforcement of the present invention will process according to Fig. 1 is installed on the mounting (24) and fixes, with the two-sided squirrel-cage turbine cascade wheel body (25) that processes, be installed on the Nei Yuan center and bearing support (23) of hollow garden cylindricality expansion-injection device (7), and can freely rotate, the front and back annular seal head lid steel plates (8) and the mounted stator blade (12) that will process again, (14) ... be installed in doughnut-shaped steel plate (6) and upward and with bolt (3) be fixed into integral body, again the exhaust steam pipe (16) on the interior garden of front and back annular seal head lid steel plate (8) is fixed with bolt (15), and the sealing gland (20) on the main shaft (21), coupling (32), expansion joint (28) on the exhaust steam pipe (16), flange (30), heat supply Circulation pipe (31), high-pressure steam pipe (1) enters the accumulation chamber (5) in the hollow garden cylindricality expansion-injection device (7), under the effect of two a plurality of rectangular expanding nozzles (9), produce two multiply rectangulars high speed gas of cutting sth. askew, impact the two a plurality of rectangular arc moving vane (11) of two-sided squirrel-cage turbine cascade wheel body (25), (13) ... the power rotation of generation garden week drives generator for electricity generation.The high pressure-temperature gas is through after turbine expansion jet steam turbine is converted to the rotating machinery merit to steam-operating power, becomes to carry out cold and hot exchange back in the heat exchanger (29) that the pressure less high temperature gas enters enough heat exchange amounts heat is supplied with the town and country use.
Claims (4)
1, turbine expansion jet steam turbine is by a hollow garden cylindricality expansion-injection device (7), two-sided squirrel-cage turbine cascade wheel body (25), front and back annular seal head lid steel plate (8), exhaust steam pipe (16), sealing gland (20), expansion joint (28), heat exchanger (29), compositions such as the heat supply circulation steel pipe (31) and the tube that draws gas.It is characterized in that two a plurality of expanding nozzles on the cylinder of the interior garden of hollow garden cylindricality expansion-injection device (7) penetrate two multiplies two multistage rectangular arc moving vane that rectangular high speed gas impacts two-sided squirrel-cage turbine cascade wheel body of cutting sth. askew and produce all power rotary electrifications in garden, the pressure less high temperature gas enters heat exchanger (29), by heat supply circulation steel pipe (31) waste heat is supplied with town and country and uses.Can also do centrifugal as required.
2, jet steam turbine according to claim 1, it is characterized in that hollow garden cylindricality expansion-injection device (7), be by outer garden cylinder steel plate (4), doughnut-shaped steel plate (6), two a plurality of expanding nozzles (9) of interior garden cylinder, annular is strengthened every steel plate (10), and high-pressure steam pipe (1) has been formed gas accumulation chamber (5), enter accumulation chamber (5) at the high pressure gas, under the effect of expanding nozzle (9), can eject two rectangular high speed gases of cutting sth. askew of multiply.
3, according to claim 1,2 described jet steam turbines, it is characterized in that by the roulette wheel (17) of two-sided squirrel-cage turbine cascade wheel body (7) and two-sided multistage rectangular arc moving vane (11), (13) ... link together and main shaft (21), bearing (22), bearing support (23), a mounting (24), coupling (32) are assembled into one, eject the rectangular high speed gas of cutting sth. askew of two multiplies at expanding nozzle (9) and impact the unilateral generation garden Zhou Li of going up of two multistage rectangular arc movable vanes, promote two-sided squirrel-cage turbine cascade wheel body rotary electrification.
4, according to claim 1,2,3 described jet steam turbines, it is characterized in that by multistage stator blade (12), (14) on front and back annular seal head lid steel plate (8) inner side surface ... exhaust steam pipe (16) sealing gland (20), expansion joint (28), heat exchanger (29), heat supply circulation steel pipe (31) and the tube that draws gas are mounted to one.When the pressure less high temperature gas enters exhaust steam pipe (16), heat exchanger (29) and the tube that draws gas carries out heat exchange, by heat supply circulation steel pipe (31) waste heat is transported to town and country and uses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97101588A CN1193686A (en) | 1997-03-13 | 1997-03-13 | Turbine expansion jet steam turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97101588A CN1193686A (en) | 1997-03-13 | 1997-03-13 | Turbine expansion jet steam turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1193686A true CN1193686A (en) | 1998-09-23 |
Family
ID=5165845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97101588A Pending CN1193686A (en) | 1997-03-13 | 1997-03-13 | Turbine expansion jet steam turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1193686A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100414074C (en) * | 2002-08-26 | 2008-08-27 | 张春智 | Turbine expansion spray steam-gas turbine |
| CN101454511B (en) * | 2006-04-11 | 2011-01-26 | 赫尔曼·朱恩·尼德雷尔 | Centrifugal ejector |
| CN103195724A (en) * | 2012-01-04 | 2013-07-10 | 李晨 | Vertical squirrel cage molecular pump |
| CN104895806A (en) * | 2015-04-22 | 2015-09-09 | 上海理工大学 | Centripetal type compressor |
| CN106255805A (en) * | 2014-03-21 | 2016-12-21 | 埃克塞基股份公司 | Radial turbine |
| CN106460517A (en) * | 2014-03-21 | 2017-02-22 | 埃克塞基股份公司 | Centrifugal radial turbine |
-
1997
- 1997-03-13 CN CN97101588A patent/CN1193686A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100414074C (en) * | 2002-08-26 | 2008-08-27 | 张春智 | Turbine expansion spray steam-gas turbine |
| CN101454511B (en) * | 2006-04-11 | 2011-01-26 | 赫尔曼·朱恩·尼德雷尔 | Centrifugal ejector |
| CN103195724A (en) * | 2012-01-04 | 2013-07-10 | 李晨 | Vertical squirrel cage molecular pump |
| CN103195724B (en) * | 2012-01-04 | 2015-05-27 | 李晨 | Vertical squirrel cage molecular pump |
| CN106255805A (en) * | 2014-03-21 | 2016-12-21 | 埃克塞基股份公司 | Radial turbine |
| CN106460517A (en) * | 2014-03-21 | 2017-02-22 | 埃克塞基股份公司 | Centrifugal radial turbine |
| CN106255805B (en) * | 2014-03-21 | 2018-02-09 | 埃克塞基股份公司 | Radial turbine |
| CN104895806A (en) * | 2015-04-22 | 2015-09-09 | 上海理工大学 | Centripetal type compressor |
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