High-Precision Temperature Measurement of Composite Insulator Using Infrared-Radio Frequency Identification Dynamic Compensation

Zhaoyu Qin; Jin Han; Guangyu Yuan; Qingxiang Hu; Xiaoxing Zhang; Wenhua Wu

doi:10.3788/LOP242264

Laser & Optoelectronics Progress, Volume. 62, Issue 14, 1412002(2025)

High-Precision Temperature Measurement of Composite Insulator Using Infrared-Radio Frequency Identification Dynamic Compensation

Zhaoyu Qin¹, Jin Han^1、*, Guangyu Yuan², Qingxiang Hu¹, Xiaoxing Zhang¹, and Wenhua Wu²

Author Affiliations

¹Hubei Key Laboratory for High-Efficiency Utilization of Solar Energy and Operation Control of Energy Storage System, Hubei University of Technology, Wuhan 430068, Hubei , China

²China Electric Power Research Institute, Wuhan 430074, Hubei , China

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Abstract Get PDF(in Chinese)

Figures & Tables(13)

Fig. 1. Radio frequency working process of RFID

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Fig. 2. Basic model of IR-RFID temperature measurement system

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Fig. 3. Structure of BP neural network compensation model

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Fig. 4. Principle of experiment

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Fig. 5. Deployment of RFID temperature tags

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Fig. 6. Result interfaces of RFID and infrared thermal imager temperature measurements. (a) RFID temperature measurement; (b) infrared thermal imager temperature measurement

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Fig. 7. Temperature compensation effects. (a) Compensation effect of training set; (b) compensation effect of test set

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Fig. 8. Result comparisons of training set and test set. (a) Result comparison of training set; (b) result comparison of test set

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Fig. 9. Percent error curves of training set and test set. (a) Training set; (b) test set

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Table 1. Temperature tag parameters of RFID

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Table 1. Temperature tag parameters of RFID

Parameter	TSC303005-32	TSC250905-32
Reading distance /m	8	7
Operating temperature range /℃	-40‒150	-40‒150
Environmental tolerance range /℃	-40‒225	-40‒225
Error /℃	±0.5	±0.5
Size /（mm×mm×mm）	30×30×5	25×9×5
IP protection rating	IP67	IP67
Installation	Adhesive backing is pasted on the surface of the temperature measuring point	Adhesive backing is pasted on the surface of the temperature measuring point

Table 2. Partial test data

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Table 2. Partial test data

Measured temperature /℃		Ambient temperature /℃	Humidity /%	Measured distance /m
RFID	IR	Ambient temperature /℃	Humidity /%	Measured distance /m
28.29	25.1	20	50	9.8
24.75	21.1	23	30	10.2
22.89	20.1	21	71	8.3
26.62	25.6	26	38	5.1
13.38	9.2	12	70	10.9
32.16	31.1	18	60	6.8
19.25	18.7	17	69	4.1
23.95	21.7	21	52	7.5
14.35	13.7	12	31	3.9
27.82	27.3	26	62	5.3
19.67	18.2	18	68	6.0
25.54	25.2	24	48	3.7
24.67	23.6	22	65	5.8
27.12	25.0	11	31	7.3
12.08	8.8	12	88	6.5
18.52	18.4	17	52	3.1
17.66	15.8	17	85	4.2
18.56	17.1	17	87	3.2
26.91	26.0	25	50	4.8
24.35	22.1	22	33	7.4
23.30	22.6	21	53	4.4
22.15	20.3	20	41	6.6
33.93	33.7	33	64	4.7
18.09	16.9	16	51	5.1
13.48	9.2	12	73	10.7
32.96	30.7	31	91	5.0
17.87	14.7	17	90	6.3
27.36	27.0	26	32	3.7
26.20	23.5	24	57	8.5
23.11	21.4	22	41	6.4

Table 3. Partial temperature compensation results

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Table 3. Partial temperature compensation results

Measured temperature /℃		Ambient temperature /℃	Humidity /%	Distance /m	Compensated value /℃
RFID	IR	Ambient temperature /℃	Humidity /%	Distance /m	Compensated value /℃
28.29	25.1	20	50	9.8	28.25
17.41	14.2	16	83	7.3	17.38
33.74	31.7	31	84	5.6	33.71
26.12	23.8	24	60	7.6	25.88
27.82	25.4	12	50	7.9	27.66
30.32	28.2	27	61	8.9	30.76
22.83	20.2	22	45	8.1	22.84
22.34	18.7	20	44	10.2	22.35
28.06	27.8	28	70	3.6	28.13
27.04	23.2	24	73	10.4	27.00
18.52	18.4	17	52	3.1	18.47
29.19	26.0	28	55	9.5	28.96
24.58	23.3	23	64	6.4	24.84
29.87	25.7	28	83	9.7	29.77
31.24	29.9	28	46	6	31.27
35.06	32.5	33	74	8	35.00
14.69	13.3	13	43	5.4	14.79
28.04	24.3	25	43	10.7	28.06
22.15	21.3	20	68	4.9	22.22
32.10	30.3	31	78	5.8	32.05
12.13	9.9	11	46	6.9	12.23
24.04	22.4	20	65	7.1	24.32
26.86	24.8	25	87	4.8	26.83
31.24	29.9	28	46	6	31.27
14.12	11.4	11	55	7.9	13.95
25.07	22.0	22	92	6	25.07
27.70	25.9	26	88	4.3	27.75
31.14	28.6	30	57	8.3	30.93
29.34	28.4	28	42	5	29.36
13.58	10.3	10	74	8.6	13.59

Table 4. Temperature measurement accuracies of different compensation models
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Table 4. Temperature measurement accuracies of different compensation models
Compensation model Temperature measurement accuracy /℃
Temperature-distance ±0.53
Error -ambient temperature ±0.65
Distance-transmittance-error ±0.71
IR-RFID ±0.10

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Zhaoyu Qin, Jin Han, Guangyu Yuan, Qingxiang Hu, Xiaoxing Zhang, Wenhua Wu. High-Precision Temperature Measurement of Composite Insulator Using Infrared-Radio Frequency Identification Dynamic Compensation[J]. Laser & Optoelectronics Progress, 2025, 62(14): 1412002

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