National Natural Science Foundation of China(Grant No.11701420)。
We construct an involution over Dyck paths,which implies the distribution of statistics“the number of peak”,“the number of returns”and“the height of the last peak”.As an application,equidistributions of several ...
supported by the Hundred Talents Program of the Chinese Academy of Sciences,the National Natural Science Foundation of China(Grant No.51806231);the Strategic Priority Research Program of the Chinese Academy of Sciences(XDB35000000,XDB35040102)。
A two-stage gas-coupled Stirling/pulse tube refrigerator(SPR),whose first and second stages respectively involve Stirling and pulse tube refrigeration cycles,is a very promising spaceborne refrigerator.The SPR has man...
supported by the National Key R&D Program of China(Grant No.2018Y FB0504603);the National Natural Science Foundation of China(Grant No.U1831203);the Strategic Pilot Projects in Space Science of China(Grant No.XDA15010400);the Key Research Program of Frontier Sciences,Chinese Academy of Sciences(Grant No.QYZDY-SSW-JSC028);the Youth Innovation Promotion Association of Chinese Academy of Sciences(Grant No.2019030)。
Gas-coupled Stirling-type pulse tube cryocooler(SPTC) is currently the most compact and simplest configuration among all types of cryocoolers, but it is challenging to achieve a very low temperature. This paper invest...
This work was supported in part by the National Natural Science Foundation of China under Grant 51767018,in part by the Scientific research project of Education Department of Gansu Province under Grant 2017A-012.
Aiming at the problem of poor system dynamic performance caused by low parameter matching in the coordinated control of Stirling engine and linear generator in the starting stage control of free piston Stirling linear...