Gas deficit today

Mar 01, 2018 69 Replies

On the news just now...



Apparently gas consumption today would be 400M cubic metres, but there's only 350M cubic metres available, so a gas deficit has been declared. This means large industrial users will have their gas cut off for part of the day.



The two contributory factors are 1/3rd extra usage today over normal due to the weather, and two gas import docks broken down.



Centrica closed our North Sea gas storage last year, which held 9 weeks supply of gas, due ot it being not commercially viable anymore. Gas spot price currently 190p/therm.


Interesting. Does "large industrial users" include CCGTs?

Sorry, I'm not helping by working from home and overriding the C/H "hold" temperature for a few hours ...

That question went through my mind too.

Many years ago when the CCGT's sprung up, they all bought cheap gas on tarrifs which allowed them to be shut off if there's a shortage of gas, and that nearly lead to blackouts on one occasion. The upshot was that they shouldn't be allowed to buy gas on tarrifs which allow shutting off, but I don't know if that was implemented in regulations or law (or in practice).

I couldn't see any relevant looking planned/unplanned outages on bmreports

That all depends on their specific gas supply arrangements, if they are connected to the gas transmission system or have a dedicated pipeline.

Also if they have interrupible gas contracts. Many do. But industrial users will be kicked off first.

Without the wind generation we'd have been a long way up that iced over creek called s*it for most of this week.

Even with it it's 'interesting'

I went in to my client's office in London yesterday, and it was almost empty due to people working from home, in some cases because they couldn't get in to work due to weather, and in other cases due to having colds.

I got stuck on the DLR for half an hour watching a couple of workmen with a blowlamp unfreezing the points just in front of us, which was mildly entertaining given I wasn't running to any tight schedule.

I'll bet many more people are working from home today, given the weather, for those lucky enough to be able to do so. I am, but that's normal for me.

If we didn't have wind generation the vast sums spent subsidising it could have been spent on other sources - preferably ones which are not intermittent.

I would say this is probably why coal is being burned.

As an aside, Gridwatch has smashed its online users record from 300-400 usually to over 1000

It's also smashed its peak bandwidth and briefly crashed its database server, probably due to the amount of users being logged.

But donations are up :-) :-)

The usual Gridwatch interest.

Coal going well, nuclear and wind going well, CCGT throttled back.

Hang on, OCGT kicking in? In the middle of a gas shortage? Counter intuitive. Presumably they have a guaranteed supply?

Cheers

Dave R

Ain't it just.

You should write some stuff on how the grid works commercially and I'll stick it on Gridwatch.

Such as nukes, f'rinstance, which even at £90-odd per MWh look cheap compared to any form of renewable.

If only businesses were to realise that by and large not only does it save them a fortune in expenisve office space and heating, but it saves their employees massive amounts of time and money lost commuting.

As well as the nation huge amounts of wasted resources in transport infrastructure and pollution.

New users + donations up. Mmmm. I'd wait to see if you get complaints from people who thought they were topping up their PAYG smart meter :)

Exactly.

I think there's about 15GW of wind capacity in all.

at a MINIMUM thats cost £30bn

Thats a couple of Hinkley points at 6.4GW solid output. That will last

40 years

2017 average wind output?

mysql> select avg(wind) from day where timestamp like '2017%';

+--------------------+ | avg(wind) | +--------------------+ | 3689.9103407565385 | +--------------------+

Wind averages about 3.6GW

And turbines are scrap in 12-15 years

Yup. Isn't it?

Guess the short term price is high enough to make it worthwhile

Well I keep a lot of cash in the Paypal A/c in case someone says 'I hit the wrong amount' or something..

No one has.

ROFL Market farces in action. Just in time supply of gas in mid-winter "what could possibly go wrong?"

I suspect plenty of CCGTs are on the intermittent rate so it could get interesting before too long (ancient Chinese usage). Interesting==bad.

If there is a gas crunch then we will see who is on the intermittent tariffs - there are fewer steelworks to cut off than there used to be.

For now it is just affecting the spot market pricing.

Back in 1987, the only line running for a while was the Met Line.

I used to travel Rayners Lane to Baker St. So was lucky.

Every stop our train had to "bump" the train in front out of the station. Then we had to wait for the train behind to bumps us.

No traffic whatsoever on Baker St. And for one block, only my footprints.

Apart from the electric shoes freezing, the doors did too.

One of my "if they really cared" arguments.

We're going *backwards* by the way. Fewer roles in 2018 seem to allow remote working than did in 2008.

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