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发表于 2011-9-17 15:57:28
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NEDO’s Smart Grid Related Activities' {$ _" t5 ^4 N+ ~! h
Satoshi Morozumi* m3 L7 f8 B7 f# V* X1 e g- p. z
Director, Grid-connected Power Systems
" d% X @0 d' Z5 B3 J. ]& HNew Energy Technology Development Department
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' o; z, U7 ^. d& K0 k WHAT WILL HAPPEN ON THE FUTURE GRID?
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The Need for a Smart Grid$ J- o& s! J8 X/ x1 ~9 n7 W
A paradigm shift will occur with the current grid due to reduced CO2 emissions, high
2 m! _, A# P* W. _0 U1 W1 n8 OBackground
! n( Y h. {* u- R. Ip g g , g
* G# L- Q$ `3 Lpenetration of renewable energy and diversity of electricity trading.+ X9 n8 O C& X, a( D3 B0 p. c/ l: l
Subjects
* f1 ]9 }/ ^% l8 r􀀹 Expansion of the affinity for introducing a large amount of renewable& s; z$ t% B! z$ ^' F& t
energy to the electric power system' h ^$ C! ~: ?* [# T0 h
􀀹 Establishment of communication with various electricity suppliers
' R& @& n4 r% W7 w r6 Z( U2 K8 M% q' @􀀹 Establishment of services in response to the needs of various consumers4 O- a6 u" p; d+ m3 L% r
A very important key is the SMART GRID, which applies information and
8 S- n) M% s+ T4 D3 J5 {communication technologies and manages power flow concerning not only supply
% m! g0 Q0 W5 l& r1 y$ M+ X+ {side control but also demand side control.- _9 K, y9 g2 |4 W) u
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Key Smart Grid Advantages5 o- Y% l) V+ t# c& S5 D9 `7 Z
• It can contribute to energy conservation and
2 \7 R/ \2 `( w! `- W; lincreased energy use convenience; d1 ~4 V! \6 p3 ?
• It can assist in penetration of low emission' {: g0 r8 V- F% E7 d
vehicles such as EVs
% y( B# _& z2 U4 |2 T& a5 D• It can realize a high penetration of renewable
2 c" f, Z5 |1 b' d8 j0 J2 `energy
7 v* @; w0 i, E• It can establish a more reliable communications
; \! m( m( \) w1 l8 v3 \network1 M% e5 M% D, @% ?# K% s
• It can create employment and new services
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Penetration of PV in Japan
6 V6 P/ R: ]) _3 k" W5 Y4 }; Z3 e; j# o! l20,000
- X% f; a: d8 l+ w$ X! T/ w" `25,000" p* A L+ o9 l1 F! x
10 0005 \. {" w2 v" _( T1 L0 q- _8 E
15,000
3 S+ J, |6 [ [Peak Demand
" S! A8 M' D+ B5,000
4 F% O0 q& E$ D* g) C10,000 PV (PV2030 NEDO)
$ L. n- `6 W1 s* O% c01 _ @ f) `( C
2005 2010 2020 2030
0 V* R0 F) I( H) S4 hNeed for energy/ M" n6 M: R7 _8 e" R: _
Difficulty with4 R- s( C" s: r: }$ ]- r0 B1 l& U
storage to absorb$ w* O. B' } z: t1 g7 |, y
surplus energy7 n7 k4 a. |! |% o# T
y
: r4 b9 {4 U% r2 {voltage7 r* [( A1 g" f/ d
control Need for network
7 v, G' M0 c; `' h9 i7 S4 H' Ostability
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Structure of Future Smart Grid
; s: W! }$ u4 F3 W9 ?9 [4 P) L( [Supply side options9 t7 s2 Q" m) s/ S0 f( H
Bi-directional flow of0 N3 I) l3 ~8 E0 D8 n
information
( Y s& p4 d% v) `2 ?Bi-directional flow of power2 O7 O8 Y- S% ?( Y: J
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Demand side options8 B9 N; r+ k f
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What Makes Up the Smart Grid?
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5 e! c' c0 y5 X( YFACTS/ ?( @# X% s/ |# t# {
Superconductive Super High Way% b8 e# M2 J5 [/ l1 A2 Z
Renewable Energy @3 x" ~; o7 J6 S$ ]/ v* p S
Balancing
8 G5 e) g" B, a7 m4 `3 Y k4 ZTransmission system; ~- B5 D5 k2 ]! t; w
Technically, a smart grid consists: E* [; Z$ q8 R
Grid Automation Micro Grid% O$ C1 m0 Y9 [8 ^) i/ \8 _
Information Technology0 M8 b. _( |$ B6 ]9 q2 W: p
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Distribution System
8 J9 [4 o& H* }+ w- H7 ]! j HBalancing in
+ D+ G8 }" N \6 l" oPower System' T+ Q1 _' E0 G5 u$ m& ^
Market Stability
7 ^7 R- y4 c6 ~& _1 U" E1 ]) `4 U1 zof power and communication
. w ]4 n: G% C, u* }4 d+ L' D6 Vsystems having a bidirectional$ ?' u: H7 g( {0 H$ }+ u% \
function. It mainly focuses on IT$ w* o0 y0 A! X
Smart Meter Demand Response & DSM: p8 @3 _' }' i! M* S
Remote metering
7 A& I& Q6 N' Z2 w* [3 RInvestment
: x4 x4 t9 q* k2 z" W# `$ QDemand side2 @3 j& z! c0 a8 q6 z
Smart Meter# ^' G8 R; `- r$ |* p/ ]
application on the distribution and
" F# b+ k3 x0 ?, F+ w& a& Fcustomer sides.
7 q0 w, R3 [- K- t {5 L4 LAt first, the term “smart grid”3 P# F9 ~* z1 n# f! Q& v4 N! c+ F
was a political concept involving# F; q/ @ h! D) K6 L" y
several grid-related technologies.2 K' H8 t6 X& X% p
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NEDO HAS JUST STARTED
: I* N1 ?1 v9 s! ?8 D6 q8 k5 d/ @% LA NEW SMART GRID-RELATED
& n$ q* w6 U6 e+ UACTIVITY IN NEW MEXICO% o' q4 M8 |7 G* k
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& I: A/ M, r, R+ d% D6 G: e, bNEDO’s NM GGI Project Proposal
7 s% Y/ x, G+ B% H4 V5 Q% I7 t* N! [Workshop overview6 |: P# R V2 w6 Q
Name：”US-Japan Collaboration New Mexico Green Grid Project, NEDO/Industry Meeting
% `2 w7 c0 u* i% Uwith New Mexico Officials and US Industry ”, R4 Y9 A& I q/ o/ r
Date：April 13-15, 2009
3 `# y9 G- O' G7 w( x8 S. OSite：Albuquerque Marriott
2 |' P* M- c+ A! @% E+ rSponsorship： The State of New Mexico government, NEDO' I! Y% e5 ~- e& p
Participants： A little less than 100. Nineteen companies from Japan participated. |
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