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[虚拟币交流]
比特币算力大跌25%！主因是美国德州矿池因寒流限电关机（18日转）
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2 }2 {+ O1 |: O8 {' ?
近日，比特币全网算力出现显著下降，根据Blockchain.com的数据，从上周五的约
3 g8 H0 S5 C5 q( N& M( Q600EH/s降至昨日的440EH/s，跌幅高达25%。这主要是因为美国德州面临严重寒流，导致当地电WJ管机构
: a( B$ D: y. \% q! p9 p$ CERCOT在14至17日期间要求限电，以应对极端寒冷天气可能带来的电力需求激增。
# G7 \) e! R; G* z9 I2 W: ~德州限电是主因
- W" r2 i, |# |. E% D+ }The Miner Mag先前报导指出，这次算力下降主要由Foundry USA Pool引起，该矿池的矿工客户减少了高达
( \3 k1 H/ R+ z' e4 N* A& H' t75EH/s的算力。而截至9月份，连接到Foundry矿池的算力中有超过28%位于德州，因此这次算力下降与德州的4 a: I( `# U* d. M) {9 b5 D8 x
限电措施密切相关。/ v9 K' @; g' D& _
Mining Pool Stats的数据显示，自周日以来，Foundry USA Pool和蚂蚁矿池的算力大幅下降，这两个最大的比
, v0 @6 F# x6 s' A$ j7 W特币矿池占全网算力下降的70%以上。! m$ x! y6 Y4 Q' T$ e7 g$ Q
截至目前，随着ERCOT在今日凌晨宣布结束天气警报，Foundry USA Pool和蚂蚁矿池的算力已分别回升至
; t9 ^! R/ p* X146.54EH/s和125EH/s。
! X) n9 j% w0 d9 U这次事件除了凸显地方制策对比特币挖矿活动的影响外，也彰显出比特币挖矿活动「可便利中断操作」的独特优, m4 Z# m9 @+ d& [* d
势。受此影响的北美3大矿企之一，Marathon Digital的企业传播副总裁查理·舒马赫表示：比特币矿机在很多方
T6 G& ]" c* x# z# g; S8 `面是能源产业的技术解决方案。在德州，他们提供了稳定的基本能源负荷，并且能在几分钟内调整产量，以便在
$ r! P' `7 T) M3 F7 D; G( u, H& @紧急情况下为其他用户释放能源。这正是我们最近几天所见证的情形。
. [. z; Z, p6 b: f/ F; |. m德州继天朝后，成为比特币挖矿中心
+ n2 e7 S" K4 d7 t* s/ m2 O值得一提的是，德州是天朝自2021年打击挖矿产业后，迅速崛起成为比特币挖矿的新枢纽。矿工认为，他们的挖
6 }; {% c4 ~/ }5 l* B! ^4 t矿活动对德州电网有益，因为他们对电力的灵活使用可以加强该州的电网：能在用电高峰期降低电力需求，在低: }% f4 l7 T# E u& |! r0 S
谷期增加电力供应。+ c2 Q, G! I/ U! i5 B ?$ E2 v
德州以其廉价的电力、电网激励政策和非管制的能源市场吸引了多家公司，包括Marathon Digital、Riot
- ]: i5 b' i; a `% JPlatforms和Iris Energy，增加了在该州的挖矿设施。根据Foundry于9月的报告，使用其德州矿池的美国比特币8 a! j r2 C! D+ N$ x( J: N
矿工占美国总算力的28.5%，高于2021年的8.4%，是全美各州中最高的。5 h! ]. q8 q) y& |5 p2 J
德州的比特币矿业也积极参与电力需求管理。例如，Riot Platforms在8月从ERCOT获得了3,170万美元的电力和( G7 N3 Q9 H& S
需求响应信贷，作为其配合在夏季高温期间将用电量削减超过95%的激励。Iris Energy也在同月因自愿减少电力* c' {- t) B1 Z3 _! ]* E# ?
使用而获得230万美元的能源信贷。
8 F- W2 ]( F& c2 L6 \2 O2 S# q: ], Q/ g9 q0 C% F' N' k, q, ?
, e3 i; I+ K! `/ r' l, I5 u |
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