据今日油价网站9月9日消息 美国石油协会（API）周二公布称，截至9月4日当周原油库存增加297.0万桶。
分析师曾预计库存将减少133.5万桶。
前一周，API公布称原油库存减少636.6万桶，此前分析师曾预计减少188.7万桶。
周二下午，在API公布数据之前，油价一直在上涨，但油价上涨是在前一天一个残酷的交易日之后，当时油价跌至6月份以来的最低水平。
数据发布前半小时，美国东部时间下午4:00，WTI上涨1.32美元（+3.59%），至38.08美元。虽然当天涨幅明显，但WTI仍比上周的水平高出近5美元/桶。布伦特原油基准价格在下午4点上涨了0.97美元（上涨2.44%），至40.75美元，也比上周的水平低了近5美元。
美国8月石油产量上较3月13日1310万桶/日的高位大幅下滑。 根据美国能源信息署（EIA）的数据，截至8月28日，美国石油产量目前为970万桶/日，低于3月高点的340万桶/日。
API公布称，截至8月28日当周汽油库存大幅减少689.2万桶，之前一周为576.1万桶。分析师此前预计，本周的原油开采量将大幅减少238.4万桶。
本周馏分油库存较上周的142.4万桶增加229.3万桶，而库欣库存增加260.8万桶。
美国东部时间下午4:33，WTI基准价格为38.00美元，布伦特原油价格为40.70美元。
王磊 摘译自 今日油价
原文如下：
Surprise Crude Oil Build Thwarts Price Rally
The American Petroleum Institute (API) reported Analysts had predicted an inventory draw of 1.335-million barrels.
In the previous week, the API reported a draw in crude oil inventories of 6.360 million barrels, after analysts had predicted a smaller draw of 1.887 million barrels.
Oil prices were trading up A half-hour before the data release, at 4:00 pm EDT, WTI had risen by $1.32 (+3.59%) to $38.08. While up significantly Oil production in the United States fell sharply for the last week in August, still down significantly from a high of 13.1 million bpd The API reported a large draw in gasoline inventories of 6.892 million barrels of gasoline for the week ending August 28—compared to last week’s 5.761-million-barrel draw. Analysts had expected a much smaller 2.384-million-barrel draw for the week.
Distillate inventories were up by 2.293 million barrels for the week, compared to last week’s 1.424-million-barrel draw, while Cushing inventory rose by 2.608 million barrels.
At 4:33 pm EDT, the WTI benchmark was trading at $38.00 while Brent crude was trading at $40.70.
