亚硫酸钙

发现硫酸锰对亚硫酸钙的催化氧化具有较好的效果。

It is found that manganese sulfate is the best catalyst for calcium sulfite oxidation .

半干法脱硫灰的主要组成物质为粉煤灰、亚硫酸钙、氢氧化钙、碳酸钙、硫酸钙和氯化钙等。

The components of Semi-dry FGD byproducts are mainly fly ash , calcium sulfite , calcium hydroxide , calcium carbonate , calcium sulfate and calcium chloride .

亚硫酸钙对C3A和C4AF凝结时间的影响

Influence of Calcium Sulfite upon the Setting-Time of C_3A and C_4AF

使Ca2+激活猪凝血酶原的实验条件得以确立。在Ca（OH）2碱性条件下亚硫酸钙对矿渣的激发作用研究

The experimental condition for Ca 2 + activating porcin prothrombin was established . Research of Calcium Sulfite on Activating Slag Hydration under the Calcium Hydrate Alkali Condition

实验结果表明：采用0.3%的亚硫酸钙处理5h后硬化效果较好；

The results showed that the hardening effect is better by treated with 0.3 % sodium sulfite for 5 h.

该文利用实验装置，通过改变pH值、亚硫酸钙浓度、空气流量、温度等条件，研究了亚硫酸钙非催化氧化的宏观反应动力学，实验参数较接近实际工况条件。

By using experimental equipments , the macroscopical uncatalyzed oxidation kinetics of calcium sulfite was studied by varying the pH , concentration of calcium sulfite , flux of airflow and temperature . The experiment parameters were close to those in practical conditions .

研究结果表明：亚硫酸钙对C4AF有缓凝作用，而对C3A基本不具有缓凝作用；

The results showed that the CaSO_3 · 0.5H_2O had retarded setting action for C_4AF but not for C_3A .

冶炼厂铅烧结烟气中SO2浓度高，波动大，用亚硫酸钙脱硫法和XP型板式吸收塔脱硫，其平均脱硫率达95%左右，每吨SO2脱硫成本371元。

The lead sintering gas in the smelter contains high and fluctuating SO 2 . The desulphurization rate with calcium sulphite and XP plate absorbing tower can reach about 95 % , with a cost of RMB371 / t. SO 2 removed ;

湿法烟气脱硫环境下亚硫酸钙的非催化氧化

Non-catalytic oxidation kinetics of calcium sulfite in wet limestone-gypsum FGD process

亚硫酸钙脱硫法及其机理

A Method of Desulfurization with Calcium Sulfite and It 's Mechanism

亚硫酸钙在蔗糖溶液中离解平衡的研究

Study on Dissociation Equilibrium of Sulfite Calcium in Solution of Sucrose

烟气脱硫产物-亚硫酸钙非催化氧化的宏观反应动力学研究

Study on the macroscopical uncatalyzed oxidation kinetics of desulfurization residual Product-Calcium sulfite

亚硫酸钙对水泥水化性能的影响

Effect of calcium sulfite on the hydration of cement

亚硫酸钙湿式氧化技术的研究进展

A Review of Wet Oxidation Technology of Calcium Sulfite

亚硫酸钙脱硫法在铅烧结烟气脱硫中的应用

Application of Desulphurization Process with Calcium Sulphite in Desulphurization of Lead Sintering Gas

亚硫酸钙氧化为石膏的研究

Study on the oxidation of calcium sulfite to gypsum

过氧乙酸催化氧化亚硫酸钙的反应动力学

Oxidation Kinetics of Calcium Sulfite Catalyzed by Peracetic Acid

多相条件下镁离子催化氧化亚硫酸钙的动力学研究

Study on oxidation kinetics of calcium sulfite catalyzed by magnesium ion under heterogeneous condition

该物质通过加速本征反应而使亚硫酸钙的总氧化进程加快。

It would accelerate characterized reaction , which leads to the acceleration of general oxidation of calcium sulfite .

亚硫酸盐浆：把木片在亚硫酸钙溶液内加压蒸煮而成的酸性浆。

Sulphite pulp : Acid pulp made from wood chips cooked under pressure in a solution of bisulphite of lime .

干法、半干法脱硫渣主要由亚硫酸钙、硫酸钙、氢氧化钙和碳酸钙等物质组成，由于其中含有较多的亚硫酸钙而不利于脱硫渣的综合利用。

Dry and Semi-Dry Desulfurization Residues mainly consist of calcium sulfite 、 calcium sulfate 、 calcium hydroxide and calcium carbonate , etc.

含亚硫酸钠的脱硫循环水与投加的氢氧化钙反应生成氢氧化钠和亚硫酸钙。

The indissoluble calcium sulfite can be removed from the circulating water after precipitation separation and dissolvable sodium hydroxide can be recycled .

介绍了亚硫酸钙氧化为石膏的反应机理及影响反应过程的某些因素。

The paper introduces the reaction mechanism of oxidating sulfurous acid calcium to gypsum and some factors to influence the reaction process .

研究结果表明通入氮气能够增强超声空化作用；超声空化作用对亚硫酸钙晶粒形成过程起促进作用。

The results showed that adding nitrogen enhanced the ultrasonic cavitation effect , and ultrasonic cavitation effect accelerated the crystallization process of calcium sulfite .

软锰矿浆催化氧化烟气SO2产酸过程研究烟气脱硫亚硫酸钙铁催化氧化动力学实验

Study on Production of Sulfuric Acid with Catalytic Oxidation of SO_2 in Pyrolusite Slurry ; Kinetics analysis of oxidation process of calcium sulfite in flue gas desulfurization technology

结果表明，过氧乙酸是一种高效的催化剂，通过加速本征反应而使亚硫酸钙的总氧化进程加快。

It is shown that peracetic acid is effective , and it would accelerate characterized . reaction , which leads to the acceleration of general oxidation of calcium sulfite .

研究了通入氮气对超声空化作用的影响以及空化作用的强弱对亚硫酸钙晶粒形成过程的影响。

The change of cavitation effect was study by adding nitrogen , and the influence of ultrasonic treatment that had different cavitation intensity on the crystallization process was investigated .

在典型的湿法烟气脱硫条件下，喷雾干燥脱硫产物中的亚硫酸钙非均相氧化动力学在中试装置中被研究。

The heterogeneous oxidation kinetics of calcium sulphite in aqueous slurries of spray dry scrubber residues was studied in a pilot plant under typical conditions of wet flue gas desulphurization .

从催化剂添加量、反应温度、反应时间等影响因素对硫酸锰催化氧化亚硫酸钙的影响进行了实验研究。

The experiments about the effect of the catalyst dosage , reaction temperature , reaction time on the manganese sulfate catalytic oxidation of calcium sulfite by manganese sulfate were carried out .

结果表明：以GB/T1761996《水泥化学分析法》和GB/T54842000《石膏化学分析法》中的基准法即重量法不能准确测定含亚硫酸钙的脱硫灰中的硫含量；

The results showed that the gravimetric method commanded by GB / T176-1996 and GB / T5484-2000 was inaccurate to measure the sulfate content while the distillation method was comparatively accurate .