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【龍騰網(wǎng)】技術(shù)可捕獲大氣中的二氧化碳 改善全球變暖問題

2019-10-29 16:54 作者:龍騰洞觀  | 我要投稿

正文翻譯
原創(chuàng)翻譯:龍騰網(wǎng) http://www.ltaaa.com 翻譯:s555555555 轉(zhuǎn)載請注明出處



Researchers have developed a new material that can sextively capture carbon dioxide molecules, and efficiently convert them into useful organic products -- an advance that may help develop new ways to contain global greenhouse gas emissions.

研究人員已經(jīng)開發(fā)出一種新材料,可以選擇性地捕獲二氧化碳分子,并有效地將它們轉(zhuǎn)化為有用的有機產(chǎn)品——這一進(jìn)展可能有助于開發(fā)新的方法來控制全球溫室氣體排放。

The researchers, including those from Kyoto University in Japan, said that the new material had high affinity towards carbon dioxide molecules, and can quickly and effectively convert it into useful organic materials.

包括日本京都大學(xué)的研究人員在內(nèi)的研究人員表示,這種新材料對二氧化碳分子有很高的親和力,可以迅速有效地將其轉(zhuǎn)化為有用的有機材料。

The study, published in the journal Nature Communications, noted that a possible way to counteract the excess carbon dioxide produced from burning fossil fuels was to capture and sequester the greenhouse gas from the atmosphere.

這項發(fā)表在《自然通訊》雜志上的研究指出,抵消化石燃料燃燒產(chǎn)生的過量二氧化碳的一種可能方法是捕獲并隔離大氣中的溫室氣體。



The researchers said that the *** is also recyclable with the efficiency of the trapping process not decreasing even after 10 reaction cycles.

研究人員說,***也是可回收的,即使經(jīng)過10個反應(yīng)周期,捕獲過程的效率也不會降低。

"One of the greenest approaches to carbon capture is to recycle the carbon dioxide into high-value chemicals, such as cyclic carbonates which can be used in petrochemicals and pharmaceuticals," said co-author of the study Susumu Kitagawa from Kyoto University.

京都大學(xué)的Susumu Kitagawa是這項研究的合著者,他說:“最環(huán)保的碳捕獲方法之一是將二氧化碳循環(huán)成高價值的化學(xué)物質(zhì),比如可用于石化和制藥的環(huán)狀碳酸鹽?!?br/>
The researchers said that the captured gas molecules could be converted and used to make polyurethane -- a material with a wide variety of applications including clothing, domestic appliances and packaging.

研究人員表示,捕獲的氣體分子可以被轉(zhuǎn)化并用于制造聚氨酯——一種應(yīng)用廣泛的材料,包括服裝、家用電器和包裝。

評論翻譯
原創(chuàng)翻譯:龍騰網(wǎng) http://www.ltaaa.com 翻譯:s555555555 轉(zhuǎn)載請注明出處

idontalwaysfactcheck
Yes, everyone, we know trees and algae already do this, and yes we should protect both, but having the option to create something like this is also helpful, because it takes time for trees and algae to regrow.

是的,我們已經(jīng)知道樹木和藻類會這樣做了,我們應(yīng)該保護(hù)這兩樣?xùn)|西,但選擇創(chuàng)造這樣的東西也是有幫助的,因為樹木和藻類也是需要時間來再生的。

PM_ME_YOUR_URETHERA
Plants are only 1-2% efficient. Solar is 20 something % efficient. Depending in the energetics of the CO2 capture it may be more productive to build carbon capture solutions than grow them.

植物的轉(zhuǎn)化效率只有1-2%。太陽能電池的轉(zhuǎn)化效率是20%左右。根據(jù)二氧化碳捕獲能量的原理,來建立碳捕獲解決方案可能比種植植物更有效。



ANeighbor
It could possibly be useful for sequestering carbon if it were buried deep in the ground after a single use.
There''s a lot of active research in geological carbon storage right now. Research was initially propelled as an enhanced oil recovery tech, but is coming into its own as a climate change tech. The biggest barrier to practicality is sequestering enough atmospheric carbon (at a cost people are currently willing to pay) to make a dent in climate change.

-“如果它在使用一次后被深埋在地下,它可能對隔離碳很有用。”

目前在地質(zhì)碳儲存方面有很多積極的研究。研究最初是作為增強石油開采技術(shù)而推進(jìn)的,但現(xiàn)在正逐漸成為一種氣候變化相關(guān)技術(shù)。實用性的最大障礙是隔離足夠的大氣碳(以人們目前愿意支付的代價),以削弱氣候變化。

gamelizard
Are you comparing the electricity efficiancy of trees and solar pannels? I don''t get what you are trying to compare.
But even then planting trees is a low tech solution that can be used in conjunction with higher tech solutions. This diversity is a good thing.

你是在比較樹木和太陽能電池板的能效嗎?我不明白你想比較什么。

但即便如此,植樹仍然是一種低技術(shù)的解決方案,可以與更高技術(shù)的解決方案結(jié)合使用。這種多樣性是一件好事。

creative-mode
What is like to know is who funded this research?

有人知道都有誰資助了這項研究嗎?

FillsYourNicheMS | Ecology and Evolution | Ethology[S]
It says who right in the journal article at the end:
This work was supported by
the Natural Science Foundation of Jiangsu Province for Outstanding Youth (grant number BK20180105),
the National Natural Science Foundation of China (grant numbers 21401087, 21401086),
PAPD and TAPP of Jiangsu Higher Education Institutions,
JSPS KAKENHI Grant-in-Aid for Specially Promoted Research (Grant no. 25000007) and
Scientific Research (S) (JP18H05262). We also thank the support from WPI-iCeMS.

雜志文章最后說:
這項工作得到了以下單位的支持

江蘇省優(yōu)秀青年自然科學(xué)基金(資助號:BK20180105)
國家自然科學(xué)基金(資助號21401087、21401086)
江蘇省高等教育機構(gòu)江蘇高校優(yōu)勢學(xué)科建設(shè)工程資助項目和江蘇高校品牌專業(yè)建設(shè)工程資助項目,
日本振興委員會 KAKENHI特別促進(jìn)研究補助金(資助號:25000007)和
科研所(S) (JP18H05262)。我們也感謝世平集團(tuán)整合細(xì)胞材料學(xué)的支持。



ajl_mo
I always assumed "100% neutral" didn''t mean everything that everyone everywhere did was carbon neutral. I figured it was a net 100%. Some things like airliners, laptops and making sterile plastic in hospitals would be carbon producers but other things would be negative carbon.

我總是說“100%碳中性”并不意味著世界上每個人做的每件事都是碳中性的。我認(rèn)為它是個凈百分百。像制造飛機、筆記本電腦和無菌塑料這樣的東西會產(chǎn)生碳,但其他東西會吸收碳。

dontpet
But until we’re 100% energy neutral in our power production, any new renewable energy sources would be better spent just replacing fossil fuels. It’s like spending energy scooping water out of a sinking ship instead of using that energy to patch the hole.
While that''s true now the hope is that eventually it won''t be. We are just getting to the point in a few places that renewables are in significant surplus at times. That could be the time that these units are powered up.
Eventually this type of system could be used for rapid sequestration based on extremely cheap renewables. So let''s get it ready now.

-“...這就像花精力從一艘正在下沉的船上舀水,而不是拿這些精力用來修補漏洞?!?br/>雖然我們現(xiàn)在的狀況是這樣,但希望以后不會是這樣。在一些地方,可再生能源有時會出現(xiàn)大量過剩。在這種地方新技術(shù)就有用了。
最終,這種新技術(shù)可以利用廉價的可再生能源快速隔離二氧化碳。讓我們拭目以待吧。



Bastinenz
even on a local level, you will probably have to build more capacity than you need on average – you need to be able to satisfy peak demand on bad days, after all. That means you''ll have overproduction on good days and when demand is low. Energy intensive processes like carbon capture or hydrogen production through electrolysis could be useful ways to utilize the excess energy.

即便是在城市里,你可能也不得不建造比平均需求更多的產(chǎn)能——畢竟,你需要在糟糕天氣的時候滿足用電峰值需求。這意味著在好天氣和需求低的時候,你會有產(chǎn)能過剩。像碳捕獲或電解制氫這樣的能源密集型過程可能是利用多余能源的有效途徑。


【龍騰網(wǎng)】技術(shù)可捕獲大氣中的二氧化碳 改善全球變暖問題的評論 (共 條)

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