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1. (WO2019004630) APPARATUS FOR DISPOSING OF WASTE LIQUID GENERATED IN LOW/INTERMEDIATE-LEVEL RADIOACTIVE WASTE CARBONIZATION SYSTEM USING LOW-PRESSURE SUPERHEATED STEAM
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Pub. No.: WO/2019/004630 International Application No.: PCT/KR2018/006582
Publication Date: 03.01.2019 International Filing Date: 11.06.2018
IPC:
G21F 9/08 (2006.01) ,G21F 9/22 (2006.01) ,B01D 47/06 (2006.01) ,B01D 53/78 (2006.01) ,B01D 46/00 (2006.01)
G PHYSICS
21
NUCLEAR PHYSICS; NUCLEAR ENGINEERING
F
PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
9
Treating radioactively contaminated material; Decontamination arrangements therefor
04
Treating liquids
06
Processing
08
by evaporation; by distillation
G PHYSICS
21
NUCLEAR PHYSICS; NUCLEAR ENGINEERING
F
PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
9
Treating radioactively contaminated material; Decontamination arrangements therefor
04
Treating liquids
20
Disposal of liquid waste
22
by storage in a tank or other container
B PERFORMING OPERATIONS; TRANSPORTING
01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
D
SEPARATION
47
Separating dispersed particles from gases, air or vapours by liquid as separating agent
06
Spray cleaning
B PERFORMING OPERATIONS; TRANSPORTING
01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
D
SEPARATION
53
Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols
34
Chemical or biological purification of waste gases
74
General processes for purification of waste gases; Apparatus or devices specially adapted therefor
77
Liquid phase processes
78
with gas-liquid contact
B PERFORMING OPERATIONS; TRANSPORTING
01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
D
SEPARATION
46
Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
Applicants:
주식회사 한국테크놀로지 HANKOOK TECHNOLOGY INC. [KR/KR]; 서울시 중구 소월로2길 30 30, Sowol-ro 2-gil Jung-gu Seoul 04637, KR
Inventors:
김성곤 KIM, Sung Kon; KR
김용빈 KIM, Yong Bin; KR
Agent:
특허법인 인터브레인 INTERBRAIN PATENT&LAW FIRM; 서울시 서초구 서초대로 396, 1403호 #1403, 396, Seocho-daero Seocho-gu Seoul 06619, KR
Priority Data:
10-2017-008113627.06.2017KR
Title (EN) APPARATUS FOR DISPOSING OF WASTE LIQUID GENERATED IN LOW/INTERMEDIATE-LEVEL RADIOACTIVE WASTE CARBONIZATION SYSTEM USING LOW-PRESSURE SUPERHEATED STEAM
(FR) APPAREIL D'ÉLIMINATION DES DÉCHETS LIQUIDES GÉNÉRÉS DANS UN SYSTÈME DE CARBONISATION DE DÉCHETS FAIBLEMENT/MOYENNEMENT RADIOACTIFS À L'AIDE DE VAPEUR SURCHAUFFÉE BASSE PRESSION
(KO) 저압 과열증기를 이용한 중ㆍ저준위 방사성폐기물 탄화 시스템에서 발생된 폐액을 처리하는 장치
Abstract:
(EN) The present invention relates to a system for carbonizing low/intermediate-level radioactive wastes by using low-pressure superheated steam so as to reduce the volume thereof, and provides a low/intermediate-level radioactive waste carbonization system using low-pressure superheated steam, the system comprising: supply equipment for crushing, by means of a crusher, the low/intermediate-level radioactive wastes generated in a nuclear power plant and then supplying the same to a carbonization furnace; carbonization equipment for directly spraying the low-pressure superheated steam to the low/intermediate-level radioactive wastes so as to carbonize the same, then separate the same into carbonization byproducts and carbonized gas, and respectively discharge the same to a carbonization byproduct tank and a blower; heat source equipment having a saturated steam generator for producing the superheated steam and supplying the same to the carbonization furnace and a reheated steam generator, the multi-stage reheated steam generator for reheating the saturated steam generated in the saturated steam generator, so as to produce reheated steam of the predetermined temperature, and supply the same to the carbonization furnace, and the blower for supplying, to the reheated steam generator, circulating steam discharged from the carbonization furnace and the saturated steam produced in the saturated steam generator; cooling equipment for cooling, by means of air-cooled heat exchange, the high-temperature carbonized gas which has been generated and separated in the carbonization furnace; cleaning equipment for spraying cleaning liquid to the carbonized gas cooled in the cooling equipment, so as to separate, by means of droplets, liquid membranes, and bubbles, dust contained in the cooling equipment and collect the same; dehumidification equipment for removing moisture which is included in the carbonized gas having passed through the cleaning equipment and the heat generated in the cooling equipment due to heat exchange; and white smoke reduction equipment for removing, by means of HEPA filters provided in multiple stages, particulate matters and radioactive substances included in the carbonized gas from which the moisture has been removed in the dehumidification equipment, mixing the gas having passed through the cooling equipment and the gas having passed through the HEPA filters, and finally discharging the mixture thereof into the atmosphere.
(FR) La présente invention concerne un système de carbonisation de déchets faiblement/moyennement radioactifs au moyen de vapeur surchauffée basse pression de façon à réduire son volume, et fournit un système de carbonisation de déchets faiblement/moyennement radioactifs à l'aide de vapeur surchauffée basse pression, le système comprenant : un équipement d'alimentation servant à broyer, au moyen d'un broyeur, les déchets faiblement/moyennement radioactifs générés dans une centrale nucléaire, puis à les fournir à un four de carbonisation ; un équipement de carbonisation servant à pulvériser directement la vapeur surchauffée basse pression sur les déchets faiblement/moyennement radioactifs de façon à les carboniser, puis à les séparer en sous-produits de carbonisation et en gaz carbonisé, et à les évacuer respectivement dans un réservoir de sous-produits de carbonisation et un ventilateur ; un équipement de source de chaleur ayant un générateur de vapeur saturée servant à produire la vapeur surchauffée et à la fournir au four de carbonisation et à un générateur de vapeur réchauffé, le générateur de vapeur réchauffée à plusieurs étages servant à réchauffer la vapeur saturée générée dans le générateur de vapeur saturée, de façon à produire de la vapeur réchauffée de la température prédéterminée, et à la fournir au four de carbonisation, et le ventilateur servant à fournir, au générateur de vapeur réchauffé, la vapeur de circulation déchargée du four de carbonisation et la vapeur saturée produite dans le générateur de vapeur saturée ; un équipement de refroidissement servant à refroidir, au moyen d'un échange de chaleur refroidi par air, le gaz carbonisé à haute température qui a été généré et séparé dans le four de carbonisation ; un équipement de nettoyage servant à pulvériser un liquide de nettoyage sur le gaz carbonisé refroidi dans l'équipement de refroidissement, de façon à séparer, au moyen de gouttelettes, de membranes liquides et de bulles, de la poussière contenue dans l'équipement de refroidissement et à la collecter ; un équipement de déshumidification servant à éliminer l'humidité qui est incluse dans le gaz carbonisé ayant traversé l'équipement de nettoyage et la chaleur générée dans l'équipement de refroidissement en raison d'un échange de chaleur ; et un équipement de réduction de fumée blanche servant à éliminer, au moyen de filtres HEPA disposés en plusieurs étages, des matières particulaires et des substances radioactives incluses dans le gaz carbonisé à partir duquel l'humidité a été éliminée dans l'équipement de déshumidification, en mélangeant le gaz ayant traversé l'équipement de refroidissement et le gaz ayant traversé les filtres HEPA, et enfin en évacuant le mélange correspondant dans l'atmosphère.
(KO) 본 발명은 저압의 과열증기를 이용하여 중ㆍ저준위 방사성폐기물을 탄화시켜 감량화시키는 시스템에 관한 것으로, 원자력발전소에서 발생되는 중ㆍ저준위 방사성폐기물을 파쇄기로 파쇄한 후 탄화로에 공급하는 공급설비; 중ㆍ저준위 방사성폐기물에 저압의 과열증기를 직분사하여 탄화시킨 후 탄화부산물과 탄화가스를 분리하여 탄화부산물탱크와 송풍기로 각각 배출하는 탄화설비; 과열증기를 생산하여 탄화로와 재열증기발생기로 공급하는 포화증기발생기와, 포화증기발생기에서 발생된 포화증기를 재가열하여 일정 온도의 재열증기를 생산하여 탄화로에 공급하는 다단의 재열증기발생기와, 탄화로에서 배출된 순환증기와 포화증기발생기에서 생산된 포화증기를 재열증기발생기로 공급하는 송풍기가 구비된 열원설비; 탄화로에서 발생되어 분리된 고온의 탄화가스를 공랭식 열교환으로 냉각시키는 냉각설비; 냉각설비에서 냉각된 탄화가스에 세정액을 분사하여 액점, 액막, 기포에 의해서 탄화가스에 함유된 먼지를 분리하여 포집하는 세정설비; 세정설비를 거친 탄화가스와 냉각설비에서 열교환으로 발생된 열에 포함된 수분을 제거하는 제습설비; 제습설비에서 수분이 제거된 탄화가스에 포함된 입자상 물질과 방사능 물질을 다단으로 설치된 헤파필터로 제거하고 냉각설비를 통과한 가스와 헤파필터를 통과한 가스를 혼합하여 대기 중으로 최종 방출시키는 백연저감설비를 포함하는 저압 과열증기를 이용한 중ㆍ저준위 방사성폐기물 탄화 시스템을 제공한다.
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Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: Korean (KO)
Filing Language: Korean (KO)