Design and performance of a Nafion dryer for continuous operation at  CO<sub>2</sub> and CH<sub>4</sub>  air monitoring sites

Welp, L. R.; Keeling, R. F.; Weiss, R. F.; Paplawsky, W.; Heckman, S.

doi:10.5194/amt-6-1217-2013

Articles | Volume 6, issue 5

https://doi.org/10.5194/amt-6-1217-2013

© Author(s) 2013. This work is distributed under
the Creative Commons Attribution 3.0 License.

Special issue:

Carbon dioxide, other greenhouse gases, and related measurement...

https://doi.org/10.5194/amt-6-1217-2013

© Author(s) 2013. This work is distributed under
the Creative Commons Attribution 3.0 License.

Articles | Volume 6, issue 5

Research article

|

14 May 2013

Research article |

| 14 May 2013

Design and performance of a Nafion dryer for continuous operation at CO₂ and CH₄ air monitoring sites

L. R. Welp, R. F. Keeling, R. F. Weiss, W. Paplawsky, and S. Heckman

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Total article views: 6,989 (including HTML, PDF, and XML)

HTML	PDF	XML	Total	BibTeX	EndNote
3,525	3,287	177	6,989	210	207

HTML: 3,525
PDF: 3,287
XML: 177
Total: 6,989
BibTeX: 210
EndNote: 207

Views and downloads (calculated since 01 Feb 2013, article published on 07 Aug 2012)

Month	HTML	PDF	XML	Total
Feb 2013	8	29	3	40
Mar 2013	17	27	1	45
Apr 2013	16	18	0	34
May 2013	104	94	4	202
Jun 2013	42	67	2	111
Jul 2013	34	47	2	83
Aug 2013	27	24	2	53
Sep 2013	30	35	1	66
Oct 2013	45	54	2	101
Nov 2013	51	68	2	121
Dec 2013	42	174	4	220
Jan 2014	18	224	5	247
Feb 2014	20	36	9	65
Mar 2014	39	37	5	81
Apr 2014	33	49	6	88
May 2014	28	52	3	83
Jun 2014	5	23	0	28
Jul 2014	25	44	1	70
Aug 2014	29	55	2	86
Sep 2014	25	43	0	68
Oct 2014	19	42	1	62
Nov 2014	21	44	1	66
Dec 2014	19	69	1	89
Jan 2015	16	48	2	66
Feb 2015	18	20	0	38
Mar 2015	19	16	1	36
Apr 2015	34	21	2	57
May 2015	13	24	0	37
Jun 2015	25	3	0	28
Jul 2015	35	12	0	47
Aug 2015	16	22	0	38
Sep 2015	21	14	1	36
Oct 2015	28	17	2	47
Nov 2015	24	35	0	59
Dec 2015	7	9	0	16
Jan 2016	26	14	0	40
Feb 2016	20	23	0	43
Mar 2016	23	17	0	40
Apr 2016	13	14	0	27
May 2016	14	13	0	27
Jun 2016	11	12	0	23
Jul 2016	18	11	2	31
Aug 2016	15	13	0	28
Sep 2016	15	9	0	24
Oct 2016	10	9	0	19
Nov 2016	13	15	0	28
Dec 2016	7	4	0	11
Jan 2017	16	7	0	23
Feb 2017	8	10	0	18
Mar 2017	17	18	0	35
Apr 2017	27	15	2	44
May 2017	24	13	1	38
Jun 2017	20	22	0	42
Jul 2017	14	9	0	23
Aug 2017	7	13	1	21
Sep 2017	10	11	0	21
Oct 2017	9	11	0	20
Nov 2017	13	10	0	23
Dec 2017	11	11	0	22
Jan 2018	9	16	0	25
Feb 2018	6	7	0	13
Mar 2018	15	13	1	29
Apr 2018	11	12	1	24
May 2018	14	13	1	28
Jun 2018	14	12	1	27
Jul 2018	13	14	1	28
Aug 2018	13	10	0	23
Sep 2018	12	8	0	20
Oct 2018	16	18	3	37
Nov 2018	23	16	1	40
Dec 2018	14	10	0	24
Jan 2019	6	8	2	16
Feb 2019	7	5	0	12
Mar 2019	9	14	0	23
Apr 2019	12	15	0	27
May 2019	9	10	1	20
Jun 2019	8	8	1	17
Jul 2019	11	6	0	17
Aug 2019	9	6	0	15
Sep 2019	4	12	0	16
Oct 2019	8	12	1	21
Nov 2019	8	8	0	16
Dec 2019	17	10	0	27
Jan 2020	12	13	1	26
Feb 2020	8	11	0	19
Mar 2020	8	6	0	14
Apr 2020	7	8	0	15
May 2020	6	10	0	16
Jun 2020	15	6	0	21
Jul 2020	48	26	20	94
Aug 2020	12	19	6	37
Sep 2020	10	7	0	17
Oct 2020	14	8	1	23
Nov 2020	5	8	0	13
Dec 2020	11	13	0	24
Jan 2021	18	12	0	30
Feb 2021	10	9	0	19
Mar 2021	11	9	0	20
Apr 2021	9	19	0	28
May 2021	7	7	2	16
Jun 2021	11	17	0	28
Jul 2021	14	20	1	35
Aug 2021	16	12	1	29
Sep 2021	16	17	0	33
Oct 2021	16	49	0	65
Nov 2021	11	29	2	42
Dec 2021	18	18	1	37
Jan 2022	35	23	1	59
Feb 2022	25	20	1	46
Mar 2022	20	20	0	40
Apr 2022	18	13	1	32
May 2022	22	11	0	33
Jun 2022	28	13	0	41
Jul 2022	11	16	0	27
Aug 2022	36	25	2	63
Sep 2022	20	10	1	31
Oct 2022	20	14	0	34
Nov 2022	49	19	0	68
Dec 2022	31	11	2	44
Jan 2023	38	27	2	67
Feb 2023	33	17	2	52
Mar 2023	26	23	0	49
Apr 2023	25	10	0	35
May 2023	45	15	1	61
Jun 2023	56	18	0	74
Jul 2023	51	11	1	63
Aug 2023	58	13	1	72
Sep 2023	59	11	1	71
Oct 2023	60	10	1	71
Nov 2023	28	9	0	37
Dec 2023	55	14	4	73
Jan 2024	50	3	0	53
Feb 2024	41	8	0	49
Mar 2024	52	22	2	76
Apr 2024	61	16	4	81
May 2024	28	19	2	49
Jun 2024	46	8	2	56
Jul 2024	35	15	5	55
Aug 2024	39	23	2	64
Sep 2024	22	9	0	31
Oct 2024	34	19	0	53
Nov 2024	21	15	1	37
Dec 2024	9	9	1	19
Jan 2025	19	14	1	34
Feb 2025	35	24	3	62
Mar 2025	27	24	1	52
Apr 2025	20	27	1	48
May 2025	30	12	2	44
Jun 2025	55	15	1	71
Jul 2025	37	20	2	59
Aug 2025	38	28	3	69
Sep 2025	30	25	2	57
Oct 2025	17	27	0	44
Nov 2025	35	16	1	52

Cumulative views and downloads (calculated since 01 Feb 2013, article published on 07 Aug 2012)

Month	HTML	PDF	XML	Total
Feb 2013	8	29	3	40
Mar 2013	17	27	1	45
Apr 2013	16	18	0	34
May 2013	104	94	4	202
Jun 2013	42	67	2	111
Jul 2013	34	47	2	83
Aug 2013	27	24	2	53
Sep 2013	30	35	1	66
Oct 2013	45	54	2	101
Nov 2013	51	68	2	121
Dec 2013	42	174	4	220
Jan 2014	18	224	5	247
Feb 2014	20	36	9	65
Mar 2014	39	37	5	81
Apr 2014	33	49	6	88
May 2014	28	52	3	83
Jun 2014	5	23	0	28
Jul 2014	25	44	1	70
Aug 2014	29	55	2	86
Sep 2014	25	43	0	68
Oct 2014	19	42	1	62
Nov 2014	21	44	1	66
Dec 2014	19	69	1	89
Jan 2015	16	48	2	66
Feb 2015	18	20	0	38
Mar 2015	19	16	1	36
Apr 2015	34	21	2	57
May 2015	13	24	0	37
Jun 2015	25	3	0	28
Jul 2015	35	12	0	47
Aug 2015	16	22	0	38
Sep 2015	21	14	1	36
Oct 2015	28	17	2	47
Nov 2015	24	35	0	59
Dec 2015	7	9	0	16
Jan 2016	26	14	0	40
Feb 2016	20	23	0	43
Mar 2016	23	17	0	40
Apr 2016	13	14	0	27
May 2016	14	13	0	27
Jun 2016	11	12	0	23
Jul 2016	18	11	2	31
Aug 2016	15	13	0	28
Sep 2016	15	9	0	24
Oct 2016	10	9	0	19
Nov 2016	13	15	0	28
Dec 2016	7	4	0	11
Jan 2017	16	7	0	23
Feb 2017	8	10	0	18
Mar 2017	17	18	0	35
Apr 2017	27	15	2	44
May 2017	24	13	1	38
Jun 2017	20	22	0	42
Jul 2017	14	9	0	23
Aug 2017	7	13	1	21
Sep 2017	10	11	0	21
Oct 2017	9	11	0	20
Nov 2017	13	10	0	23
Dec 2017	11	11	0	22
Jan 2018	9	16	0	25
Feb 2018	6	7	0	13
Mar 2018	15	13	1	29
Apr 2018	11	12	1	24
May 2018	14	13	1	28
Jun 2018	14	12	1	27
Jul 2018	13	14	1	28
Aug 2018	13	10	0	23
Sep 2018	12	8	0	20
Oct 2018	16	18	3	37
Nov 2018	23	16	1	40
Dec 2018	14	10	0	24
Jan 2019	6	8	2	16
Feb 2019	7	5	0	12
Mar 2019	9	14	0	23
Apr 2019	12	15	0	27
May 2019	9	10	1	20
Jun 2019	8	8	1	17
Jul 2019	11	6	0	17
Aug 2019	9	6	0	15
Sep 2019	4	12	0	16
Oct 2019	8	12	1	21
Nov 2019	8	8	0	16
Dec 2019	17	10	0	27
Jan 2020	12	13	1	26
Feb 2020	8	11	0	19
Mar 2020	8	6	0	14
Apr 2020	7	8	0	15
May 2020	6	10	0	16
Jun 2020	15	6	0	21
Jul 2020	48	26	20	94
Aug 2020	12	19	6	37
Sep 2020	10	7	0	17
Oct 2020	14	8	1	23
Nov 2020	5	8	0	13
Dec 2020	11	13	0	24
Jan 2021	18	12	0	30
Feb 2021	10	9	0	19
Mar 2021	11	9	0	20
Apr 2021	9	19	0	28
May 2021	7	7	2	16
Jun 2021	11	17	0	28
Jul 2021	14	20	1	35
Aug 2021	16	12	1	29
Sep 2021	16	17	0	33
Oct 2021	16	49	0	65
Nov 2021	11	29	2	42
Dec 2021	18	18	1	37
Jan 2022	35	23	1	59
Feb 2022	25	20	1	46
Mar 2022	20	20	0	40
Apr 2022	18	13	1	32
May 2022	22	11	0	33
Jun 2022	28	13	0	41
Jul 2022	11	16	0	27
Aug 2022	36	25	2	63
Sep 2022	20	10	1	31
Oct 2022	20	14	0	34
Nov 2022	49	19	0	68
Dec 2022	31	11	2	44
Jan 2023	38	27	2	67
Feb 2023	33	17	2	52
Mar 2023	26	23	0	49
Apr 2023	25	10	0	35
May 2023	45	15	1	61
Jun 2023	56	18	0	74
Jul 2023	51	11	1	63
Aug 2023	58	13	1	72
Sep 2023	59	11	1	71
Oct 2023	60	10	1	71
Nov 2023	28	9	0	37
Dec 2023	55	14	4	73
Jan 2024	50	3	0	53
Feb 2024	41	8	0	49
Mar 2024	52	22	2	76
Apr 2024	61	16	4	81
May 2024	28	19	2	49
Jun 2024	46	8	2	56
Jul 2024	35	15	5	55
Aug 2024	39	23	2	64
Sep 2024	22	9	0	31
Oct 2024	34	19	0	53
Nov 2024	21	15	1	37
Dec 2024	9	9	1	19
Jan 2025	19	14	1	34
Feb 2025	35	24	3	62
Mar 2025	27	24	1	52
Apr 2025	20	27	1	48
May 2025	30	12	2	44
Jun 2025	55	15	1	71
Jul 2025	37	20	2	59
Aug 2025	38	28	3	69
Sep 2025	30	25	2	57
Oct 2025	17	27	0	44
Nov 2025	35	16	1	52

Latest update: 17 Nov 2025

Design and performance of a Nafion dryer for continuous operation at CO2 and CH4 air monitoring sites

Viewed

Design and performance of a Nafion dryer for continuous operation at CO₂ and CH₄ air monitoring sites