原油凝固点

模型Ⅱ（b12算法④）适用于渤南油田群混合原油凝固点预测，该模型也适用于其他类似油品混合后凝固点的预测。

Model ⅱ( method b_ ( 12 )④) is suitable to predict the mixed crude oil freezing point for Bonan oilfields and other similar cases .

投球输送工艺，适用常温运行，当原油凝固点为28～36℃，气油比大于40m3／t时，可采用此集输流程，但流程较复杂。

Transportation with ball injecting is available for normal temperature operation . When oil freezing point is 28 ￣ 36 ℃, GOR is more than 40 m 3 / t , this gathering and transferring process may be adopted , but it is complicated .

一种新的测定原油凝固点方法探讨

Discussion on a new method for determining the freezing point of crude oil

渤南油田群混合原油凝固点变化规律研究

Study on the variation regularity of mixed crude oil freezing point for Bonan oilfields

百克断裂带原油凝固点相对较低，饱和烃含量和含蜡量相对较低；

Crude samples from the area feature in relatively low solidifying point and low content of saturation hydrocarbon and wax .

本实验室将筛选的降凝效果较好的降凝剂与双子表面活性剂复配，可以使凝点为50℃的辽河A原油凝固点降低9℃。

The better pour point depressant compound with gemini surfactants can make crude oil Liaohe A freezing point lower 9 ℃ .

其不加热集输温度界限一般是根据生产运行经验总结出来的，要求高于原油凝固点2～3℃。

The temperature limit for without heating mixed transportation is summarized by production function experience commonly , that needs hyper 2 ~ 3 ℃ crude oil freezing point .

冷东&雷家地区储层类型复杂，原油凝固点高，属于低饱和或不饱和油藏。

The type of reservoir at Lengdong-leijia region is complicate , and solidification point of its crude oil is high and that belongs to low saturated or unsaturated oil reservoir .

伦坡拉盆地稠油油层的厚度薄，分布较分散，油层深度较浅，地层温度较低，原油凝固点高（平均48.7℃），原油粘度高，比重高，地质构造复杂。

Lunpola basin has a characteristics of thin oil layer , scattering distribution , shallow formation , low temperature , high condensate point and viscosity of crude oil , high density and complex geologic structure .

通过实验表明，该防蜡冷输剂能够起到很好的防蜡效果，明显降低原油凝固点并达到冷输的要求。

The test results indicate that the paraffin control cold transportation agent is effective in paraffin control , which can reduce the freezing point of the crude oil significantly and meet the requirements of cold transportation .

轻微-中等生物降解原油的凝固点和含蜡量明显降低而密度有所增大。

The condensation points and wax content of the light-medium biodegradation oil obviously decrease and the density increases .

因而采用自生热压裂技术，依靠生热剂发生化学反应所放出的热量来提高注入流体的温度，使井底压裂液的温度在施工期间高于原油的凝固点或析蜡点。

The in_situ heat fracturing technique was applied to stimulation of the temperature of injected fluid in high freezing point oil well . The heat out of chemical reactions resulted from heat_generation agent can heat up the oil layer .

将两种不同组成的降凝剂按适当的比例复配后，在不增加添加量的条件下，对原油的凝固点、表观粘度、屈服应力的影响效果均优于任何单一品种的效果。

Influence effect of composite crude oil pour point depressant on pour point , apparent viscosity and yield stress of crude oil , at without increasing additive quantity is than ether of them , after two different kinds of crude oil pour point depressant composited in proper proportion composited .

原油粘度和凝固点对管道输油运价的影响

Influence of Crude Viscosity and Pour Point on the Transportation Price of Oil Pipeline

原油的流动性与原油的凝固点和粘度有关。

The flow of crude oil and crude oil on the freezing point and viscosity .