China-ADS project, a continuous wave (CW) proton accelerator and aims to design and build an ADS demonstration facility has been proposed and launched actively in China. HWR ( =0.10) superconducting cavity with freque...China-ADS project, a continuous wave (CW) proton accelerator and aims to design and build an ADS demonstration facility has been proposed and launched actively in China. HWR ( =0.10) superconducting cavity with frequency of 162.5 MHz is applied to one of the parallel injectors prompted by Institute of Modern Physics (IMP)[1].展开更多
IMP hosts the project of high intensity Heavy Ion Accelerator Facility (HIAF). High power input couplers are needed for the SRF cavities. In order to assemble cryo-module easily and run the machine safely, new TTF-III...IMP hosts the project of high intensity Heavy Ion Accelerator Facility (HIAF). High power input couplers are needed for the SRF cavities. In order to assemble cryo-module easily and run the machine safely, new TTF-III like demountable dual-ceramic coupler is developed. This paper will present some results of the 162.5 MHz coupler for the tapper HWR cavity.展开更多
IP-SAFE Project(Isotope Pharmaceutical Production Platform based on Superconducting Accelerator Facility for Effective Therapy)is in the accelerator tunnel located at Lanzhou New District,which is combined by beam fro...IP-SAFE Project(Isotope Pharmaceutical Production Platform based on Superconducting Accelerator Facility for Effective Therapy)is in the accelerator tunnel located at Lanzhou New District,which is combined by beam front end sections,four-vane RFQ,middle energy beam line sections,cryomdule sections and target station terminal.The cryomdule sections use the HWR010HWR015 and HWR040 of CiADS superconducting linear accelerator,as shown in Fig.1.展开更多
In 2022,the SRF team completed the production delivery of 21 superconducting cavities for the China initia-tive Accelerator Driven Sub-critical System(CiADS),High Intensity heavy-ion Accelerator Facility(HIAF)and Nucl...In 2022,the SRF team completed the production delivery of 21 superconducting cavities for the China initia-tive Accelerator Driven Sub-critical System(CiADS),High Intensity heavy-ion Accelerator Facility(HIAF)and Nuclotron-based Ion Collider facility(NICA).And 12 cavities for researching and development have been delivered too.21 sets of power couplers for the SRF cavities have been nished too,and the RF condition is carrying on.9 sets of new designed frequency tuners with driver pressure by helium gas have been completed.展开更多
Multicell superconducting radio frequency(SRF)elliptical cavities are proposed for efficient acceleration of proton beam in the Chinese initiative Accelerator Driven Subcritical System(CiADS).
The tuner system of ADS 25 MeV Linac(Fig.1)built in CM1,CM2 and CM3 consists of 17 tuners and every tuner consists of two parts-linear drive unit and tuning implement unit.Linear drive unit is mainly composed of step ...The tuner system of ADS 25 MeV Linac(Fig.1)built in CM1,CM2 and CM3 consists of 17 tuners and every tuner consists of two parts-linear drive unit and tuning implement unit.Linear drive unit is mainly composed of step motor,reduction box,screw-nut and coupler(Fig.2).To learn about the working conditions and structure characteristics,17 tuners were tested and the CM1-2,CM2-3 and CM3-1 were chosen as representatives to give a brief introduction of test procedure and results.展开更多
The high power superconducting radiofrequency(SRF)input coupler is the connecting part between the SRF cavity and the RF transmission line.With the RF power transferred through the coupler,the SRF cavity can built up ...The high power superconducting radiofrequency(SRF)input coupler is the connecting part between the SRF cavity and the RF transmission line.With the RF power transferred through the coupler,the SRF cavity can built up the electromagnetic field and then accelerate the beams.In addition to this RF transmission function,it also has to serve as a vacuum barrier for the SRF cavity vacuum.The HWR010 coupler which designed by IHEP is a single ceramic window coupler.展开更多
Spoke cavities have been developed and have apparent advantages for high current proton accelerator based on Fig.1(color online)The electromagnetic field distribution.superconductivity at low and medium energy region....Spoke cavities have been developed and have apparent advantages for high current proton accelerator based on Fig.1(color online)The electromagnetic field distribution.superconductivity at low and medium energy region.As the research and the technical reserve,Institute of Modern Physics(IMP)has started the R&D program of a double spoke cavity(operating frequency 325 MHz, 0=0.52),within the framework of China Accelerator Driven System(C-ADS)project.The RF design and mechanical structure design have been finished,and two prototype cavities were manufactured in Harbin.展开更多
There are two types of HWR cavities have been developed in IMP for C-ADS Injector.HWR010s have been used to accelerate proton from 2.1 MeV to 10 MeV.There are 12 HWR010s assembled in two CMs.The taper type HWR015s hav...There are two types of HWR cavities have been developed in IMP for C-ADS Injector.HWR010s have been used to accelerate proton from 2.1 MeV to 10 MeV.There are 12 HWR010s assembled in two CMs.The taper type HWR015s have been used to accelerate proton from 10MeV to 18.5 MeV.There are 5 HWRs assembled in the third CM.Proton beam has been accelerated to 26 MeV by HWR010,HWR015 and Spoke021 in June 2017.The beam has been accelerated to 18.5 MeV by HWR010 and HWR015.The CMs in the tunnel are shown in Fig.1.展开更多
文摘China-ADS project, a continuous wave (CW) proton accelerator and aims to design and build an ADS demonstration facility has been proposed and launched actively in China. HWR ( =0.10) superconducting cavity with frequency of 162.5 MHz is applied to one of the parallel injectors prompted by Institute of Modern Physics (IMP)[1].
文摘IMP hosts the project of high intensity Heavy Ion Accelerator Facility (HIAF). High power input couplers are needed for the SRF cavities. In order to assemble cryo-module easily and run the machine safely, new TTF-III like demountable dual-ceramic coupler is developed. This paper will present some results of the 162.5 MHz coupler for the tapper HWR cavity.
文摘IP-SAFE Project(Isotope Pharmaceutical Production Platform based on Superconducting Accelerator Facility for Effective Therapy)is in the accelerator tunnel located at Lanzhou New District,which is combined by beam front end sections,four-vane RFQ,middle energy beam line sections,cryomdule sections and target station terminal.The cryomdule sections use the HWR010HWR015 and HWR040 of CiADS superconducting linear accelerator,as shown in Fig.1.
文摘In 2022,the SRF team completed the production delivery of 21 superconducting cavities for the China initia-tive Accelerator Driven Sub-critical System(CiADS),High Intensity heavy-ion Accelerator Facility(HIAF)and Nuclotron-based Ion Collider facility(NICA).And 12 cavities for researching and development have been delivered too.21 sets of power couplers for the SRF cavities have been nished too,and the RF condition is carrying on.9 sets of new designed frequency tuners with driver pressure by helium gas have been completed.
文摘Multicell superconducting radio frequency(SRF)elliptical cavities are proposed for efficient acceleration of proton beam in the Chinese initiative Accelerator Driven Subcritical System(CiADS).
文摘The tuner system of ADS 25 MeV Linac(Fig.1)built in CM1,CM2 and CM3 consists of 17 tuners and every tuner consists of two parts-linear drive unit and tuning implement unit.Linear drive unit is mainly composed of step motor,reduction box,screw-nut and coupler(Fig.2).To learn about the working conditions and structure characteristics,17 tuners were tested and the CM1-2,CM2-3 and CM3-1 were chosen as representatives to give a brief introduction of test procedure and results.
文摘The high power superconducting radiofrequency(SRF)input coupler is the connecting part between the SRF cavity and the RF transmission line.With the RF power transferred through the coupler,the SRF cavity can built up the electromagnetic field and then accelerate the beams.In addition to this RF transmission function,it also has to serve as a vacuum barrier for the SRF cavity vacuum.The HWR010 coupler which designed by IHEP is a single ceramic window coupler.
文摘Spoke cavities have been developed and have apparent advantages for high current proton accelerator based on Fig.1(color online)The electromagnetic field distribution.superconductivity at low and medium energy region.As the research and the technical reserve,Institute of Modern Physics(IMP)has started the R&D program of a double spoke cavity(operating frequency 325 MHz, 0=0.52),within the framework of China Accelerator Driven System(C-ADS)project.The RF design and mechanical structure design have been finished,and two prototype cavities were manufactured in Harbin.
文摘There are two types of HWR cavities have been developed in IMP for C-ADS Injector.HWR010s have been used to accelerate proton from 2.1 MeV to 10 MeV.There are 12 HWR010s assembled in two CMs.The taper type HWR015s have been used to accelerate proton from 10MeV to 18.5 MeV.There are 5 HWRs assembled in the third CM.Proton beam has been accelerated to 26 MeV by HWR010,HWR015 and Spoke021 in June 2017.The beam has been accelerated to 18.5 MeV by HWR010 and HWR015.The CMs in the tunnel are shown in Fig.1.
