[Objectives]To study the solid material formula and boiling process of Small Fragrant Chicken Soup Stock.[Methods]Small fragrant chicken and edible fungi were used as the main raw materials to prepare instant chicken ...[Objectives]To study the solid material formula and boiling process of Small Fragrant Chicken Soup Stock.[Methods]Small fragrant chicken and edible fungi were used as the main raw materials to prepare instant chicken and Morchella esculenta soup stock,and the influencing factors such as solid material ratio,ratio of liquid to material,time and temperature were studied,and the optimal formula and process of the soup stock were screened out through sensory and instrument evaluation experiments.[Results]The optimal formula and process of Small Fragrant Chicken Soup Stock were as follows:small fragrant chicken 40%,M.esculenta 6%,Lyophyllum decastes 3%and Lentinus edodes 1.5%;the ratio of liquid to material was 2.5:1,the boiling time was 2 h,and the boiling temperature was 120℃.Under these conditions,the sensory score of Small Fragrant Chicken Soup Stock was the best.[Conclusions]This study provided a theoretical basis for the industrial production of edible mushroom prepared dishes.展开更多
为实现高空高湿环境下对湿度的准确测量,本文设计和研究了集成加热功能的湿度传感器,在探空仪进行高空湿度探过程中利用两只加热式湿度传感器进行轮流加热除湿和湿度测量。通过对聚酰亚胺湿敏材料进行改性和合成,设计和制作了加热式的...为实现高空高湿环境下对湿度的准确测量,本文设计和研究了集成加热功能的湿度传感器,在探空仪进行高空湿度探过程中利用两只加热式湿度传感器进行轮流加热除湿和湿度测量。通过对聚酰亚胺湿敏材料进行改性和合成,设计和制作了加热式的电容型湿度传感器,其灵敏度为0.219 5 p F/%RH、响应时间小于1 s、湿滞为4.8%RH、半年漂移量在±0.3%RH以内。通过分析不同温度下的加热恢复时间,制定了加热式湿度传感器轮流工作的机制,轮流加热时间和周期分别为2 s和120 s。并利用数据采集电路以及GPS探空仪对加热式湿度传感器进行了地面静态性能和高空动态性能测试,其高空湿度探测结果与VA SALA RS92的显示出较好的一致性和较低的湿度误差。本文研制的加热式湿度传感器能具有良好的地面性能,实现了交替加热除湿和湿度测量的功能,具有高空湿度探测的应用潜力。展开更多
为了对天然气分输站中天然气加热设备进行合理选型及控制,对天然气分输站常用加热设备(电加热器、水套炉、真空相变加热炉)适用范围进行详细调研,结合相关规范和文献,进行优缺点及经济比选,确立了天然气分输站场常用加热设备选型依据。...为了对天然气分输站中天然气加热设备进行合理选型及控制,对天然气分输站常用加热设备(电加热器、水套炉、真空相变加热炉)适用范围进行详细调研,结合相关规范和文献,进行优缺点及经济比选,确立了天然气分输站场常用加热设备选型依据。研究表明:热负荷小于50 k W的工况下宜选用电加热器;热负荷在50~600 k W范围内,天然气分输站用地受限或加热炉的碳排放不满足环保要求,应选用电加热器;热负荷在50~600 k W范围内,热负荷工况存在低于单台负荷30%时,需通过经济比选确定采用电加热器还是真空相变加热炉;其他工况宜选用真空相变加热炉。对天然气分输站加热设备现有两种控制方式存在的弊端进行了分析,提出以分输出站温度设定值为控制目标,根据加热设备出口温度计算值对加热设备的加热负荷进行综合控制的改进措施。展开更多
基金Supported by Guizhou Science and Technology Commissioner Experimental Demonstration Project(202301)2022"Industry-Education Integration,School-Enterprise Cooperation"Education Reform Project(Ciel2022127&Ciel2022128)Foundation of Guizhou Federation of Social Sciences(GZLCLH-2023-177&GZLCLH-2023-178).
文摘[Objectives]To study the solid material formula and boiling process of Small Fragrant Chicken Soup Stock.[Methods]Small fragrant chicken and edible fungi were used as the main raw materials to prepare instant chicken and Morchella esculenta soup stock,and the influencing factors such as solid material ratio,ratio of liquid to material,time and temperature were studied,and the optimal formula and process of the soup stock were screened out through sensory and instrument evaluation experiments.[Results]The optimal formula and process of Small Fragrant Chicken Soup Stock were as follows:small fragrant chicken 40%,M.esculenta 6%,Lyophyllum decastes 3%and Lentinus edodes 1.5%;the ratio of liquid to material was 2.5:1,the boiling time was 2 h,and the boiling temperature was 120℃.Under these conditions,the sensory score of Small Fragrant Chicken Soup Stock was the best.[Conclusions]This study provided a theoretical basis for the industrial production of edible mushroom prepared dishes.
文摘为实现高空高湿环境下对湿度的准确测量,本文设计和研究了集成加热功能的湿度传感器,在探空仪进行高空湿度探过程中利用两只加热式湿度传感器进行轮流加热除湿和湿度测量。通过对聚酰亚胺湿敏材料进行改性和合成,设计和制作了加热式的电容型湿度传感器,其灵敏度为0.219 5 p F/%RH、响应时间小于1 s、湿滞为4.8%RH、半年漂移量在±0.3%RH以内。通过分析不同温度下的加热恢复时间,制定了加热式湿度传感器轮流工作的机制,轮流加热时间和周期分别为2 s和120 s。并利用数据采集电路以及GPS探空仪对加热式湿度传感器进行了地面静态性能和高空动态性能测试,其高空湿度探测结果与VA SALA RS92的显示出较好的一致性和较低的湿度误差。本文研制的加热式湿度传感器能具有良好的地面性能,实现了交替加热除湿和湿度测量的功能,具有高空湿度探测的应用潜力。
文摘为了对天然气分输站中天然气加热设备进行合理选型及控制,对天然气分输站常用加热设备(电加热器、水套炉、真空相变加热炉)适用范围进行详细调研,结合相关规范和文献,进行优缺点及经济比选,确立了天然气分输站场常用加热设备选型依据。研究表明:热负荷小于50 k W的工况下宜选用电加热器;热负荷在50~600 k W范围内,天然气分输站用地受限或加热炉的碳排放不满足环保要求,应选用电加热器;热负荷在50~600 k W范围内,热负荷工况存在低于单台负荷30%时,需通过经济比选确定采用电加热器还是真空相变加热炉;其他工况宜选用真空相变加热炉。对天然气分输站加热设备现有两种控制方式存在的弊端进行了分析,提出以分输出站温度设定值为控制目标,根据加热设备出口温度计算值对加热设备的加热负荷进行综合控制的改进措施。
