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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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/ }% Z3 ^' p8 w6 Q$ r: t
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# L7 v- a) o; g$ k5 l7 N' w0 Y
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
, C: A7 l% C" z3 C1 Q1 bERCOT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。
9 W. ~; |+ S& X2 U# A德州限电是主因) o* H& P' Y; F8 a- \* W d6 s
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
; r$ w9 O8 V2 m: W75EH/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# G: R$ @4 Z' m) V3 c) A, `
限电措施密切相关。
7 R3 r* c( Z+ W( CMining 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9 t# m5 e' E8 Y; m; }: l( J
特币矿池占全网算力下降的70%以上。) F/ ~' t( O3 ^) {5 ^& U
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3 X/ ~& i, O5 b1 h) ?
146.54EH/s和125EH/s。. _6 ?% _: Y+ a' T+ s, ]
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
' L* }" b( y: A4 C" W7 O+ z3 ?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
+ V' D* ]* x- Y1 G8 N3 x" p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
- g) q% c O" f5 ?5 K7 n$ ~) k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。; x2 ]) f* [9 a- P2 i
德州继天朝后，成为比特币挖矿中心
& B/ d! f, |" g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0 j( c& Z1 v$ {% ^( G( F- {& K
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, V! W7 `" r# w+ W1 U9 E7 U
谷期增加电力供应。; _; m$ s( F& [2 c
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
j% J! v; _& D1 _# P0 [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+ C1 L; p* c) Y2 A% S% X
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。( j- ]( b& `8 H! Y
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
9 p% Q8 A3 F# I" q5 c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0 |: m1 I/ E1 Y8 q+ ?
使用而获得230万美元的能源信贷。# Q+ Q1 i r" ~' }6 j) C
~ b3 Z5 o5 I7 m: A. g! W3 n2 U7 E2 G$ X+ c& B
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