Supercharge Your Innovation With Domain-Expert AI Agents!

Reduced-temperature equal-expansion-ratio rotating turbine flow and cooling test device and parameter design method

A technology of equal expansion ratio and cooling test, applied in jet engine test, gas turbine engine test, etc., can solve the problem of no test method

Inactive Publication Date: 2017-01-04
SHANGHAI POWER EQUIP RES INST
View PDF6 Cites 3 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the flow and cooling test of the gas turbine turbine under the cooling and equal expansion ratio rotation state is carried out, and the aerodynamic performance of the turbine stage with cooling air mixed with cooling and equal expansion ratio and the cooling effect under the rotating state of the moving blade are measured under the high-speed rotation state. No suitable test method is yet available

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Reduced-temperature equal-expansion-ratio rotating turbine flow and cooling test device and parameter design method
  • Reduced-temperature equal-expansion-ratio rotating turbine flow and cooling test device and parameter design method
  • Reduced-temperature equal-expansion-ratio rotating turbine flow and cooling test device and parameter design method

Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0121] Such as figure 1 As shown, the flow cooling test device of the cooling and equal expansion ratio rotating turbine of the present invention includes a test turbine 1, a cooling and equal expansion ratio rotating turbine test mainstream system 2 for providing the main gas to the test turbine, and a A cooling air system 3 for supplying cooling air to the turbine 1 and a cooling water system 4 for supplying cooling water to the test turbine 1 .

[0122] Described test turbine 1 is connected with cooling air system 3 and cooling water system 4, such as figure 2 As shown, the test turbine 1 includes a double-deck cylinder composed of an outer cylinder 33 and an inner cylinder 32 located in the outer cylinder 33, a water-cooled transition section 31 located at the front end of the double-deck cylinder and connected with the double-deck cylinder, and a The rear end of the double-layer cylinder is connected to the exhaust volute 38 of the double-layer cylinder. The cooling wat...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention provides a reduced-temperature equal-expansion-ratio rotating turbine flow and cooling test device and a parameter design method. The invention provides a reduced-temperature equal-expansion-ratio rotating turbine flow and cooling test device which is characterized by comprising a test turbine, a reduced-temperature equal-expansion-ratio rotating turbine test primary flow system used for providing primary gas for the test turbine, a cooling air system used for providing cooling air for the test turbine, and a cooling water system used for providing cooling water for the test turbine. The device can be used to test the aerodynamic performance of a cooling air mixed turbine and can be used to test the cooling effect of a turbine rotor blade in a rotating state.

Description

technical field [0001] The invention relates to a flow and cooling test device and a parameter design method of a heavy-duty gas turbine with equal expansion ratio rotary turbine for temperature reduction, and belongs to the technical field of gas turbines. Background technique [0002] Turbine stationary blades and moving blades of heavy-duty gas turbines are internally cooled by jet impingement cooling in internal chambers, enhanced heat transfer in ribbed passages and enhanced heat transfer around columns, and the flow and cooling of rotating turbines with equal expansion ratio for temperature reduction are cooled by air. film cooling technology. The cooling technology of the turbine stage is very complicated, and the newly developed turbine stage of the heavy-duty gas turbine needs to carry out the experimental verification of the flow and cooling of the rotating turbine. For the turbine stages of heavy-duty gas turbines, the flow and cooling test device of the full tem...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
IPC IPC(8): G01M15/14
CPCG01M15/14
Inventor 史进渊席会杰王思远汪勇张成义赵峰
Owner SHANGHAI POWER EQUIP RES INST
Features
  • R&D
  • Intellectual Property
  • Life Sciences
  • Materials
  • Tech Scout
Why Patsnap Eureka
  • Unparalleled Data Quality
  • Higher Quality Content
  • 60% Fewer Hallucinations
Social media
Patsnap Eureka Blog
Learn More

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.

© 2025 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com