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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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1 J; r* E; N* X+ b8 I4 l' C, t( k* n/ W
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7 D" s* N) t: H8 ]/ O* y) R
600EH/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( u* O0 q& g) c* f* ?
ERCOT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。( ?: o! t$ Y. I
德州限电是主因9 z5 _) M, @& A4 w& C4 i
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6 m) W5 M2 G) v( e
75EH/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" A3 l1 J. V0 i5 ~& @6 r
限电措施密切相关。6 {; e% W; ?9 E# r* y; F4 j0 _
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
. f7 u/ D# y i! R特币矿池占全网算力下降的70%以上。+ G7 h7 w0 `/ Y9 h; x# Z
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
; u: I1 W: l P$ p146.54EH/s和125EH/s。6 ]8 B1 I( H: _: K/ J0 q7 y4 a. O
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
1 o* w( g% }8 ^3 ^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
% I, Q6 V2 d+ Z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
) ?. v3 z' H* q5 H- q4 g+ y- A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。) R6 F/ s6 h1 ]$ }$ q
德州继天朝后，成为比特币挖矿中心
5 \! B) x& J& |2 a6 S# f! x9 x, X" r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! U; t+ a4 J; o
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0 `2 |2 [1 r) ?5 k B1 o
谷期增加电力供应。
: v7 n" v6 r: H8 a% u/ `! a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; F) f' H! U( }& P! l f5 W6 L
Platforms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 ?0 K1 a9 l, C
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。+ h. Q1 E' X1 j) @0 D7 |) c
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, l- @1 _3 l! e2 Z j2 B
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# l2 U- {# M2 C! g+ b2 j/ |
使用而获得230万美元的能源信贷。7 S$ t6 S7 p5 _( Q; h( F
X$ O5 }1 X' E
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