Erosion Estimation Method

Abstract: This erosion estimation method is for estimating the degree of progress of erosion of a last-stage rotor blade of a steam turbine, the method including: a step for sampling supplied water containing a substance to be detected, which is included in the material constituting the last-stage rotor blade, from a water supply line that is connected to the steam turbine; a step for measuring the concentration of the substance to be detected in the sampled supplied water; and a step for estimating the degree of progress of erosion on the basis of the concentration thereof.

Patent Information

Application #

Filing Date

24 November 2023

Publication Number

39/2024

Publication Type

INA

Invention Field

BIO-MEDICAL ENGINEERING

Status

Email

Parent Application

Applicants

MITSUBISHI HEAVY INDUSTRIES, LTD.

2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332

Inventors

1. SENOO Shigeki

c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332

2. TABATA Soichiro

c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332

3. SAWATSUBASHI Tetsuya

c/o MITSUBISHI HEAVY INDUSTRIES, LTD., 2-3, Marunouchi 3-Chome, Chiyoda-ku, Tokyo 1008332

Specification

Documents

Application Documents

#	Name	Date
1	202317080025-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [24-11-2023(online)].pdf	2023-11-24
2	202317080025-STATEMENT OF UNDERTAKING (FORM 3) [24-11-2023(online)].pdf	2023-11-24
3	202317080025-REQUEST FOR EXAMINATION (FORM-18) [24-11-2023(online)].pdf	2023-11-24
4	202317080025-POWER OF AUTHORITY [24-11-2023(online)].pdf	2023-11-24
5	202317080025-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [24-11-2023(online)].pdf	2023-11-24
6	202317080025-FORM 18 [24-11-2023(online)].pdf	2023-11-24
7	202317080025-FORM 1 [24-11-2023(online)].pdf	2023-11-24
8	202317080025-DRAWINGS [24-11-2023(online)].pdf	2023-11-24
9	202317080025-DECLARATION OF INVENTORSHIP (FORM 5) [24-11-2023(online)].pdf	2023-11-24
10	202317080025-COMPLETE SPECIFICATION [24-11-2023(online)].pdf	2023-11-24
11	202317080025-Proof of Right [29-11-2023(online)].pdf	2023-11-29
12	202317080025-FORM 3 [12-04-2024(online)].pdf	2024-04-12