92
W. Li et al.
Fig. 7. Hydraulic gradient diagram of Dali-Baoshan section (diesel)
By the date of June 30, 2019, Baoshan Oil Depot had received 159,800 m 3 of diesel
in the first half of 2019 which is about 133,400 tons. Tsinghua Curve Oil Depot in
Dali received 256,600 m 3 of diesel which is about 214,200 tons. According to the
requirements of Yunnan Sales Company, the output of Tsinghua Curve Oil Depot
will decrease appropriately since the increase of throughput in the Dali-Baoshan
section while the overall output of Tsinghua Curve Oil Depot and Baoshan Oil
Depot will increase by 112,200 m 3 which is about 93,600 tons per year.
Therefore, it is estimated that in the second half of 2019, Baoshan Oil Depot will
receive 235,500 m 3 of il which is about 192,300 tons. Tsinghua Curve Oil Depot
in Dali will receive 242,000 m 3 oil, about 201,800 tons. It is estimated that Dali
Station needs 1.15 m 3 of drag reducer (5 ppm injection), about 132,250 yuan.
(3) When Anning-Dali throughput increase 46500 tons/half a year (increase of throughput accounted for about 7%), electricity costs of Anning station to Anbao direction
and Chuxiong Station will increase 6.2% (monthly electricity costs of Anning Initial Station to Anbao direction is about 150000 yuan, and monthly electricity costs
of Chuxiong Station is about $250000), which increases 148800 yuan altogether.
The total operating power of pumps in Dali Station will increase from 108.2 kW
to 143 kW, and the electricity consumption in half a year will increase (1664 h) by
412 million yuan. According to the Dali electricity price at 0.532 yuan/(kW h), the
electricity cost of Dali Station will increase by 22,100 yuan.
(4) It has been estimated that in the second half of 2019, throughput in Anning-Dali
section will increase additional 46,500 tons and throughput in Dali-Baoshan section
will increase 58,900 tons. Pipe transportation revenue will increase 3,641,500 yuan
according to Yunnan refined oil pipeline transportation price at 0.183 yuan/(ton km).
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