In this paper, the present condition of injection system is introduced, the cause of high energy consumption is analyzed, and the measures of energy saving is laid out.
介绍了油田注水系统的现状，分析了能耗高的原因，制定了节能改造措施，介绍了一种通过改造注水泵柱塞以达到注水系统节能改造的方法。
The reasons of low efficiency and high energy consumption in water injection system of oilfield were analyzed.
分析了油田注水系统效率低、能耗较高的主要原因。
Gass lift gas lift valve from the ground, the high-pressure gas injection Wells stop the pump, use of gas energy to lift the liquid in the wellbore, the well to restore production capacity.
气举排水采气技术是通过气举阀，从地面将高压天然气注入停喷的井中，利用气体的能量逐级举升井筒中的液体，使井恢复生产能力。
Gass lift drainage gas recovery by gas lift valve, from the ground to high-pressure gas injection stop injection Wells, the gas energy gradually lift shaft in the liquid, the well production capacity.
气举是通过气举阀，从地面将高压气体注入停泵的井中，利用气体的能量举升井筒中液体，使井恢复生产能力。
Gass lift gas lift valve from the ground, the high-pressure gas injection Wells stop the pump, use of gas energy to lift the liquid in the wellbore, the well to restore production capacity.
气举是通过气举阀，从地面将高压气体注入停泵的井中，利用气体的能量举升井筒中液体，使井恢复生产能力。
A new approach for carrying out ultra-high speed injection molding by storing energy in the melt and controlling injection nozzle was proposed.
提出了一种通过控制前端喷嘴阀门开关使蓄积压力势能的高聚物熔体实现超高速注射成型的新方法。
Gass lift drainage gas recovery by gas lift valve, from the ground to high-pressure gas injection stop injection Wells, the gas energy gradually lift shaft in the liquid, the well production capacity.
气举排水采气技术是通过气举阀，从地面将高压天然气注入停喷的井中，利用气体的能量逐级举升井筒中的液体，使井恢复生产能力。
The increase of high blast temperature is an effective measure to enhance pulverized coal injection rate, reduce energy consumption, and cost.
高风温是高炉提高喷煤比、降低工序能耗、降低成本的有效措施。
Anthracite used in blast furnace injection and sintering is selected by fluidized bed separator, which is a new kind of technology that has high selection efficiency and reduces energy consumption.
高炉喷吹和烧结用无烟煤，采用流化床分选器进行分选处理，是分选效率高、降低能耗的新工艺。
It shows that high blast temperature should be combined with technology such as large coal injection and enriched-oxygen, so it will be realized and bring the effect of energy-saving.
研究结果表明，高风温必须与大喷煤、富氧等技术相结合，才能实现并发挥节能作用。
It shows that high blast temperature should be combined with technology such as large coal injection and enriched-oxygen, so it will be realized and bring the effect of energy-saving.
研究结果表明，高风温必须与大喷煤、富氧等技术相结合，才能实现并发挥节能作用。
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