1) crude calcium sulfide
粗硫化钙
1.
Introduce an experiment of preparing hepatic gas, using kiln gas and crude calcium sulfide produced by calcinating calcium sulfate.
介绍了以硫酸钙煅烧而形成的粗硫化钙及窑气为原料 ,制备硫化氢的试验研究。
2) calcium sulfide
硫化钙
1.
Study on the process parameters for production of H_2S by use of calcium sulfide as a raw material;
硫化钙碳酸化制备硫化氢工艺参数的研究
2.
The catalytic reduction of flue gas desulfurization (FGD) gypsum to calcium sulfide over Ni Fe composite catalyst was investigated.
采用 Fe- Ni复合催化剂 ,在温度 6 5 0℃条件下即可将烟气脱硫石膏催化还原为硫化钙 ,还原率达 95 %以上。
3) CaS
硫化钙
1.
KINETICS AND MODEL OF OXIDATION OF CaS UNDER PRESSURE;
加压下硫化钙氧化反应动力学和模型
2.
An optical transition additive used in farmfilmwas synthesized by doping the Cu and Eu activators into an inorganic fluorescent material,CaS with the high-temperature solid phase reduction method under unˉprotected atmosphere.
报道了无保护气氛条件下,采用高温固相还原法合成适用于农用塑料地膜的光转换添加剂,共掺铜、铕激活剂的硫化钙(CaS)无机荧光材料,用X射线光电子能谱(XPS)方法对光转换添加剂中不同工艺下激活剂元素进行表征,再通过光致发光谱、透射光谱测量,探索材料中激活剂的能量传输特性,为高新农业的发展提供清洁能源。
3.
In allusion to the problems which is well known that the desulfurization rate is difficult to promote and traditional desulfuration production CaSO4 is easy to decompose during coal combustion at high temperature in furnaces, the fundamental experiments and theories research of high-temperature Stable Phase desulfurization were developed systematically.
在自行设计的高温实验装置上进行了高温固硫物相生成、分解特性基础研究，结合XRD、SEM、TG／FTIR等分析测试手段深入细致地探讨了硫铝酸钙和硫化钙等高温固硫物相的生成与分解反应机理，建立高温固硫物相生成与分解热力学与动力学以及预测模型。
4) Ca/S ratio
钙硫化
1.
The results of the study indicate that the adoption of an enhanced Ca/S ratio, a reduced ΔT, a layered water spray and pressurized slaked sorbent can be conducive to increasing the desulfurization efficiency.
系统地研究了钙硫化、趋近饱和温度、SO2 入口浓度、喷嘴雾化风量、分层喷浆及加压消化等因素对烟气脱硫效果的影响 ,结果表明 :增大钙硫比 ,降低ΔT ,采用分层喷水及加压消化等有利于提高脱硫率 ;在Ca S比为 2 。
5) calcium polysulfides
多硫化钙
1.
Anew method to analyse calcium polysulfides in lime sulfide by using sodium sulfite was reported in this pa-per.
石硫合剂中的多硫化钙分析，本文提出亚硫酸钠法，该法标准偏差为０。
补充资料：硫化钙
硫化钙化学式CaS，分子量72.14。无色立方晶体或浅黄色不透明物质，密度2.5g/cm3，没有气味，能溶于水，易水解
2CaS＋2H2O=Ca(HS)2＋Ca(OH)2
氢硫化钙溶于水，氢氧化钙则析出沉淀。硫化钙跟水、二氧化碳反应，生成多硫化钙CaSx放出硫化氢。跟酸反应放出硫化氢。硫化钙用于制发光漆和硫脲等，皮革工业用作脱毛剂。由硫酸钙粉末跟焦炭在高温下还原制得。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条